NPIMap

Individual provider Active NPI

Karen Johnson, M.D.

  • Anesthesiology Physician
  • Danville, PA
National Provider Identifier
1417190554
Registry record updated Mar 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
MD452123 Issued in PA
Practice address
100 N Academy Ave
Danville, PA 17822-2025
Phone
(570) 271-6621
Fax
(570) 217-6762
NPI assigned
Apr 18, 2009
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 27, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X MD452123 PA Primary
Anesthesiology Physician 207L00000X MD29454 ME

Addresses

Primary practice location

100 N Academy Ave
Danville, PA 17822-2025

Mailing address

100 N Academy Ave
Danville, PA 17822-4903
Phone (570) 271-6144

Other practice location 1

112 N 7th St
Chambersburg, PA 17201-1720
Phone (717) 267-7164

Other practice location 2

35 Erick Rd
Lancaster, PA 17601-3111
Phone (717) 690-0811

Other practice location 3

169 Martin Ave
Ephrata, PA 17522-1734
Phone (717) 733-0311

Other practice location 4

1 Hospital Dr
Lewisburg, PA 17837-9350
Phone (570) 522-2000

Other practice location 5

1001 S George St
York, PA 17403-3676
Phone (717) 812-7687

Other practice location 6

12 St Paul Dr Ste 100
Chambersburg, PA 17201-1035
Phone (717) 217-6072

Other practice location 7

90 Medical Park Dr Ste 2000
Lewisburg, PA 17837-6343
Phone (570) 524-2722

Other practice location 8

501 E Main St
Waynesboro, PA 17268-2353
Phone (717) 765-3425

Other practice location 9

55 Monument Rd
York, PA 17403-5023
Phone (717) 812-6425

Other practice location 10

835 5th Ave
Chambersburg, PA 17201-4220
Phone (717) 217-4312

Other practice location 11

25 Monument Rd Ste 270
York, PA 17403-5073
Phone (717) 741-8250

Other practice location 12

252 S 4th St
Lebanon, PA 17042-6111
Phone (717) 270-7500

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address kjohnson118751@direct.geisinger.edu Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA, OH, CT, ME4 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 4

Enrollment IDStateProvider typePAC IDDetails
I20141001001187 PA Practitioner - Anesthesiology 5991925612 Reassigns benefits to 4 organizations
I20230415000157 OH Practitioner - Anesthesiology 5991925612 Reassigns benefits to 1 organization
I20231215002779 CT Practitioner - Pediatric MedicinePractitioner - Anesthesiology 5991925612 Reassigns benefits to 1 organization
I20250805001024 ME Practitioner - Anesthesiology 5991925612 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Wellspan Medical GroupGroup PAC ID 1951213115, 2,438 clinicians
Yale UniversityGroup PAC ID 9436061736, 2,632 clinicians
Spectrum Healthcare Partners PAGroup PAC ID 7618871245, 305 clinicians

Practice addresses (Care Compare)

1 Hospital Dr
Lewisburg, PA 17837-9350
Phone (570) 522-4264

20 York St
New Haven, CT 06510-3220
Phone (203) 688-4242

210 JPM Rd
Lewisburg, PA 17837-9367
Phone (570) 522-4299

22 Bramhall St
Portland, ME 04102-3134
Phone (207) 662-2526

25 Monument Rd
York, PA 17403-5073

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD29454MEMDAnesthesiology Physician
MD452123PAMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Geisinger-HM Joint Venture, LLC CurrentSince Jan 1, 2022 Accepting new patients
University Hospitals Medical Group Inc Anesthesiology CurrentSince Apr 17, 2023 Accepting new patients
Yale University Anesthesiology CurrentSince Dec 5, 2023 Accepting new patients
Geisinger-HM Joint Venture, LLC Current Accepting new patients
Evangelical Medical Services Organization CurrentSince Dec 20, 2023 Accepting new patients
Spectrum Healthcare Partners, P.a. Anesthesiology CurrentSince Sep 8, 2025 Accepting new patients
Geisinger Clinic CurrentSince Oct 1, 2014 Accepting new patients
Wellspan Medical Group CurrentSince Dec 1, 2025 Accepting new patients
Yale University CurrentSince Dec 5, 2023 Accepting new patients
Geisinger-HM Joint Venture, LLC CurrentSince Jan 1, 2022 Accepting new patients
Evangelical Medical Services Organization CurrentSince Dec 20, 2023 Accepting new patients
Geisinger Clinic Current Accepting new patients
Geisinger Clinic CurrentSince Oct 1, 2014 Accepting new patients
Evangelical Medical Services Organization Current Accepting new patients
Wellspan Medical Group Current Accepting new patients
Spectrum Healthcare Partners, P.a. CurrentSince Sep 8, 2025 Accepting new patients

Locations (25 of 26)

800 Howard Ave
New Haven, CT 06519
Phone (203) 785-2140

50 Division St
New Haven, CT 06511
Phone (203) 785-2140

20 York St
North Haven, CT 06510
Phone (203) 688-2433

35 Miles St
Damariscotta, ME 04543
Phone (207) 563-1234

22 Bramhall St
Portland, ME 04102
Phone (207) 662-2179

324 Gannett Dr
Ste 200
South Portland, ME 04106
Phone (207) 482-7861

8055 Mayfield Rd
Ste 105
Chesterland, OH 44026
Phone (440) 214-8024

11100 Euclid Ave
Cleveland Heights, OH 44106

12 St Paul Dr
Ste 100
Chambersburg, PA 17201
Phone (717) 217-6072

835 5th Ave
Chambersburg, PA 17201
Phone (717) 217-4312

112 N 7th St
Chambersburg, PA 17201
Phone (717) 217-4300

100 N Academy Ave
Danville, PA 17822

169 Martin Ave
Ephrata, PA 17522
Phone (717) 733-0311

35 Erick Rd
Lancaster, PA 17601
Phone (717) 690-0785

252 S 4th St
Lebanon, PA 17042
Phone (717) 270-7500

1 Hospital Dr
Lewisburg, PA 17837
Phone (570) 522-2000

90 Medical Park Dr
Lewisburg, PA 17837
Phone (570) 524-1213

90 Medical Park Dr
Ste 2000
Lewisburg, PA 17837
Phone (570) 524-2722

25 Lystra Rogers Dr
Lewisburg, PA 17837
Phone (570) 523-3290

10 Choate Cir
Montoursville, PA 17754
Phone (570) 368-5566

255 Route 220 Hwy
Muncy, PA 17756
Phone (570) 308-2600

501 E Main St
Waynesboro, PA 17268
Phone (717) 765-3400

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

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

1001 S George St
York, PA 17403
Phone (717) 812-7687

Interoperability endpoints

  • Direct secure messaging: kjohnson118751@direct.geisinger.edu
  • Direct secure messaging: kjohnson229634@ehrdirect.uhhospitals.org

Organizations & group practices 16

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 16

Hospital & facility affiliations 39

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

View all 39

NPI Registry JSON

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

{
    "created_epoch": "1240012800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774569600000",
    "number": "1417190554",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 N ACADEMY AVE",
            "city": "DANVILLE",
            "state": "PA",
            "postal_code": "178224903",
            "telephone_number": "570-271-6144",
            "fax_number": "570-271-6578"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 N ACADEMY AVE",
            "city": "DANVILLE",
            "state": "PA",
            "postal_code": "178222025",
            "telephone_number": "570-271-6621",
            "fax_number": "570-217-6762"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "112 N 7th St",
            "address_purpose": "LOCATION",
            "city": "Chambersburg",
            "state": "PA",
            "postal_code": "172011720",
            "country_code": "US",
            "telephone_number": "717-267-7164",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "35 Erick Rd",
            "address_purpose": "LOCATION",
            "city": "Lancaster",
            "state": "PA",
            "postal_code": "176013111",
            "country_code": "US",
            "telephone_number": "717-690-0811",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "169 Martin Ave",
            "address_purpose": "LOCATION",
            "city": "Ephrata",
            "state": "PA",
            "postal_code": "175221734",
            "country_code": "US",
            "telephone_number": "717-733-0311",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1 Hospital Dr",
            "address_purpose": "LOCATION",
            "city": "Lewisburg",
            "state": "PA",
            "postal_code": "178379350",
            "country_code": "US",
            "telephone_number": "570-522-2000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1001 S George St",
            "address_purpose": "LOCATION",
            "city": "York",
            "state": "PA",
            "postal_code": "174033676",
            "country_code": "US",
            "telephone_number": "717-812-7687",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "12 St Paul Dr Ste 100",
            "address_purpose": "LOCATION",
            "city": "Chambersburg",
            "state": "PA",
            "postal_code": "172011035",
            "country_code": "US",
            "telephone_number": "717-217-6072",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "90 Medical Park Dr Ste 2000",
            "address_purpose": "LOCATION",
            "city": "Lewisburg",
            "state": "PA",
            "postal_code": "178376343",
            "country_code": "US",
            "telephone_number": "570-524-2722",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "501 E Main St",
            "address_purpose": "LOCATION",
            "city": "Waynesboro",
            "state": "PA",
            "postal_code": "172682353",
            "country_code": "US",
            "telephone_number": "717-765-3425",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "55 Monument Rd",
            "address_purpose": "LOCATION",
            "city": "York",
            "state": "PA",
            "postal_code": "174035023",
            "country_code": "US",
            "telephone_number": "717-812-6425",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "835 5th Ave",
            "address_purpose": "LOCATION",
            "city": "Chambersburg",
            "state": "PA",
            "postal_code": "172014220",
            "country_code": "US",
            "telephone_number": "717-217-4312",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "25 Monument Rd Ste 270",
            "address_purpose": "LOCATION",
            "city": "York",
            "state": "PA",
            "postal_code": "174035073",
            "country_code": "US",
            "telephone_number": "717-741-8250",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "252 S 4th St",
            "address_purpose": "LOCATION",
            "city": "Lebanon",
            "state": "PA",
            "postal_code": "170426111",
            "country_code": "US",
            "telephone_number": "717-270-7500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "JOHNSON",
        "first_name": "KAREN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-04-18",
        "last_updated": "2026-03-27",
        "certification_date": "2026-03-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "PA",
            "license": "MD452123",
            "primary": true
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "ME",
            "license": "MD29454",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "kjohnson118751@direct.geisinger.edu",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "100 N Academy Ave",
            "city": "Danville",
            "state": "PA",
            "country_code": "US",
            "postal_code": "178222025",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Danville, PA

Sources for this page

Verify at the official NPI Registry.