Individual provider Active NPI

Gerald Bertiger, MD

  • Gastroenterology Physician
  • Ephrata, PA
National Provider Identifier
1265470140
Registry record updated Nov 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
MD027161E Issued in PA
Practice address
4150 Barrett Blvd Ste 200
Ephrata, PA 17522-8979
Phone
(717) 738-5648
Fax
(717) 327-4014
NPI assigned
Jun 3, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 18, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 6

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X 29713 WV
Internal Medicine Physician 207R00000X 0101032217 VA
Gastroenterology Physician 207RG0100X 01082717A IN
Gastroenterology Physician 207RG0100X 84527 SC
Gastroenterology Physician 207RG0100X 0101032217 VA
Gastroenterology Physician 207RG0100X MD027161E PA Primary

Addresses

Primary practice location

4150 Barrett Blvd Ste 200
Ephrata, PA 17522-8979

Mailing address

75 Hospital Dr Ste 310
Athens, OH 45701-2860
Phone (740) 594-6100

Other practice location 1

11104 Parkview Circle Dr Ste 310
Fort Wayne, IN 46845-1733
Phone (260) 266-5230

Other practice location 2

78 Medical Center Dr
Fishersville, VA 22939-2332
Phone (540) 245-7350

Other practice location 3

2000 E Greenville St Ste 2900
Anderson, SC 29621-1722
Phone (864) 512-5849

Other practice location 4

3 Richland Medical Park Dr Ste 120
Columbia, SC 29203-6850
Phone (803) 434-8866

Other practice location 5

1905 Ann St
Parkersburg, WV 26101-2504
Phone (304) 424-4120

Other practice location 6

2525 W University Ave
Muncie, IN 47303-3421
Phone (765) 289-5408

Other practice location 7

1811 Bethlehem Pike
Flourtown, PA 19031-1111
Phone (215) 402-0800

Other practice location 8

863 Glenrock Rd
Norfolk, VA 23502-3701
Phone (757) 252-2900

Other practice location 9

1307 Federal St Ste B100
Pittsburgh, PA 15212-4761
Phone (412) 359-8900

Other identifiers 4

IdentifierTypeStateIssuer
100008030OtherPARAILROAD
845278MedicaidSC
10923096OtherCAQH
1009691MedicaidPA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA, SC, MA, VA4 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 4

Enrollment IDStateProvider typePAC IDDetails
I20100817000578 PA Practitioner - GastroenterologyPractitioner - Internal Medicine 5597654533 Reassigns benefits to 1 organization
I20200810001387 SC Practitioner - GastroenterologyPractitioner - Internal Medicine 5597654533 Reassigns benefits to 2 organizations
I20210616003394 MA Practitioner - GastroenterologyPractitioner - Internal Medicine 5597654533 Reassigns benefits to 1 organization
I20220301000170 VA Practitioner - Gastroenterology 5597654533 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
Other, 1979
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Bon Secours Medical Group Richmond Specialty Care LLCGroup PAC ID 8022440056, 350 clinicians

Practice addresses (Care Compare)

1510 N 28TH St
Richmond, VA 23223-5311

8220 Meadowbridge Rd
Suite 101
Mechanicsville, VA 23116-2336
Phone (804) 288-2673

Hospital & facility affiliations

  • Bon Secours Memorial Regional Medical Center Hospital, Mechanicsville, VA, CCN 490069
  • Wellspan Ephrata Community Hospital Hospital, Ephrata, PA, CCN 390225
  • Centra Health - Lynchburg Gen Hospital Hospital, Lynchburg, VA, CCN 490021

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy17
Upper gastrointestinal (GI) endoscopy for acid reflux24

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Fairview Hospital CurrentSince Jun 25, 2021 Accepting new patients
Allegheny Clinic Current Accepting new patients
Beaufort County Memorial Hospital CurrentSince Dec 4, 2021 Accepting new patients
Flourtown Anesthesia Consultants, P.C. Current Accepting new patients
Berkshire Faculty Services Inc CurrentSince Jun 25, 2021 Accepting new patients
Danville Physician Practices LLC Internal Medicine CurrentSince Nov 4, 2022 Accepting new patients
Anmed Health Gastroenterology CurrentSince Sep 18, 2023 Accepting new patients
Hillmont Gi Crna Current Accepting new patients
Wellspan Medical Group CurrentSince Jan 10, 2025 Accepting new patients
Sentara Medical Group Internal Medicine CurrentSince Apr 11, 2022 Accepting new patients
Danville Physician Practices LLC CurrentSince Nov 4, 2022 Accepting new patients
Wellspan Medical Group CurrentSince Jan 10, 2025 Accepting new patients
SCL Health Medical Group - Billings LLC Current Accepting new patients
Allegheny Clinic CurrentSince Oct 10, 2022 Accepting new patients
Bon Secours Medical Group Richmond Specialty Care LLC CurrentSince Feb 9, 2026 Accepting new patients
Wellspan Medical Group Gastroenterology Current Accepting new patients
Allegheny Clinic Internal Medicine CurrentSince Oct 10, 2022 Accepting new patients
Anmed Health Current Accepting new patients
Greensboro Pathology, LLC Current Accepting new patients
Beaufort County Memorial Hospital CurrentSince Dec 4, 2021 Accepting new patients
Bon Secours Medical Group Richmond Specialty Care LLC CurrentSince Feb 9, 2026 Accepting new patients
Anmed Health CurrentSince Sep 18, 2023 Accepting new patients
Camden Clark Memorial Hospital Corporation Past Accepting new patients
Albemarle Physician Services - Sentara, Inc Past Accepting new patients

Locations (25 of 27)

500 Eldorado Blvd
Ste 4300
Broomfield, CO 80021

780 S Main St
Ste 2
Gt Barrington, MA 01230
Phone (413) 447-2498

1144 N Broadway
Ste C
Billings, MT 59101
Phone (406) 238-6380

16 N Miles Ave
Hardin, MT 59034
Phone (406) 665-2205

4150 Barrett Blvd
Ephrata, PA 17522
Phone (717) 738-5648

4150 Barrett Blvd
Ste 200
Ephrata, PA 17522
Phone (717) 738-5648

1811 Bethlehem Pike
Ste C300
Flourtown, PA 19031
Phone (215) 402-0800

1307 Federal St
Ste B100
Pittsburgh, PA 15212
Phone (412) 359-4667

4 Allegheny Ctr
Fl 7
Pittsburgh, PA 15212

1307 Federal St
Ste 301
Pittsburgh, PA 15212
Phone (412) 359-3751

700 High St
#D
Williamsport, PA 17701
Phone (570) 321-3454

700 High St
Williamsport, PA 17701
Phone (570) 321-1000

25 Monument Rd
Ste 270
York, PA 17403
Phone (717) 741-8250

1600 S George St
York, PA 17403
Phone (717) 848-3615

2000 E Greenville St
Ste 2900
Anderson, SC 29621
Phone (864) 512-5849

800 N Fant St
Ste A
Anderson, SC 29621
Phone (864) 225-5131

1922 McConnell Springs Rd
#A
Anderson, SC 29621
Phone (864) 716-6050

2000 E Greenville St
Fl 3
Anderson, SC 29621
Phone (864) 225-5131

300 Midtown Dr
Beaufort, SC 29906
Phone (843) 379-7746

989 Ribaut Rd
Ste 103
Beaufort, SC 29902
Phone (843) 522-5351

955 Ribaut Rd
#C
Beaufort, SC 29902

142 S Main St
Danville, VA 24541
Phone (434) 799-2100

201 S Main St
Ste 2100
Danville, VA 24541
Phone (434) 799-2111

824 N Military Hwy
Ste 100
Norfolk, VA 23502
Phone (888) 236-2263

850 Kempsville Rd
Norfolk, VA 23502
Phone (757) 261-0162

Interoperability endpoints

  • Direct secure messaging: gerald.bertiger.1@16436.direct.athenahealth.com
  • FHIR API: https://api.platform.athenahealth.com/19847/brand/3/csg/21/fhir/r4
  • Direct secure messaging: gerald.bertiger.1@19847.direct.athenahealth.com
  • Direct secure messaging: gbertiger@direct.iuhealth.org

Organizations & group practices 24

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

View all 24

Hospital & facility affiliations 12

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1149292800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763424000000",
    "number": "1265470140",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "75 HOSPITAL DR STE 310",
            "city": "ATHENS",
            "state": "OH",
            "postal_code": "457012860",
            "telephone_number": "740-594-6100",
            "fax_number": "740-594-6903"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4150 BARRETT BLVD STE 200",
            "city": "EPHRATA",
            "state": "PA",
            "postal_code": "175228979",
            "telephone_number": "717-738-5648",
            "fax_number": "717-327-4014"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "11104 Parkview Circle Dr Ste 310",
            "address_purpose": "LOCATION",
            "city": "Fort Wayne",
            "state": "IN",
            "postal_code": "468451733",
            "country_code": "US",
            "telephone_number": "260-266-5230",
            "fax_number": "260-266-5238",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "78 Medical Center Dr",
            "address_purpose": "LOCATION",
            "city": "Fishersville",
            "state": "VA",
            "postal_code": "229392332",
            "country_code": "US",
            "telephone_number": "540-245-7350",
            "fax_number": "540-245-7359",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2000 E Greenville St Ste 2900",
            "address_purpose": "LOCATION",
            "city": "Anderson",
            "state": "SC",
            "postal_code": "296211722",
            "country_code": "US",
            "telephone_number": "864-512-5849",
            "fax_number": "864-512-7575",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3 Richland Medical Park Dr Ste 120",
            "address_purpose": "LOCATION",
            "city": "Columbia",
            "state": "SC",
            "postal_code": "292036850",
            "country_code": "US",
            "telephone_number": "803-434-8866",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1905 Ann St",
            "address_purpose": "LOCATION",
            "city": "Parkersburg",
            "state": "WV",
            "postal_code": "261012504",
            "country_code": "US",
            "telephone_number": "304-424-4120",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2525 W University Ave",
            "address_purpose": "LOCATION",
            "city": "Muncie",
            "state": "IN",
            "postal_code": "473033421",
            "country_code": "US",
            "telephone_number": "765-289-5408",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1811 Bethlehem Pike",
            "address_purpose": "LOCATION",
            "city": "Flourtown",
            "state": "PA",
            "postal_code": "190311111",
            "country_code": "US",
            "telephone_number": "215-402-0800",
            "fax_number": "215-402-0449",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "863 Glenrock Rd",
            "address_purpose": "LOCATION",
            "city": "Norfolk",
            "state": "VA",
            "postal_code": "235023701",
            "country_code": "US",
            "telephone_number": "757-252-2900",
            "fax_number": "757-252-3235",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1307 Federal St Ste B100",
            "address_purpose": "LOCATION",
            "city": "Pittsburgh",
            "state": "PA",
            "postal_code": "152124761",
            "country_code": "US",
            "telephone_number": "412-359-8900",
            "fax_number": "412-359-8977",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BERTIGER",
        "first_name": "GERALD",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-03",
        "last_updated": "2025-11-18",
        "certification_date": "2025-11-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "WV",
            "license": "29713",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0101032217",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "IN",
            "license": "01082717A",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "SC",
            "license": "84527",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "VA",
            "license": "0101032217",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "PA",
            "license": "MD027161E",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD",
            "identifier": "100008030",
            "state": "PA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "845278",
            "state": "SC"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CAQH",
            "identifier": "10923096",
            "state": null
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1009691",
            "state": "PA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Ephrata, PA

Sources for this page

Verify at the official NPI Registry.