Individual provider Active NPI

Joshua David Baer, CRNA

  • Certified Registered Nurse Anesthetist
  • Baltimore, MD
National Provider Identifier
1609242866
Registry record updated Jul 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
AC002003 Issued in MD
Practice address
600 N Wolfe St
Baltimore, MD 21287-0005
Phone
(410) 955-5000
NPI assigned
Aug 11, 2015
Last updated
Jul 29, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 29, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X R186731 MD
Certified Registered Nurse Anesthetist 367500000X AC002003 MD Primary

Addresses

Primary practice location

600 N Wolfe St
Baltimore, MD 21287-0005

Mailing address

601 Memory LN
York, PA 17402-2231
Phone (717) 851-1405

Other practice location 1

4150 Barrett Blvd Ste 100
Ephrata, PA 17522-8979
Phone (717) 859-5160

Other practice location 2

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

Other practice location 3

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

Other practice location 4

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

Other practice location 5

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

Other practice location 6

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

Other practice location 7

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

Other practice location 8

147 Gettys St
Gettysburg, PA 17325-2534
Phone (717) 337-4168

Other practice location 9

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

Other practice location 10

236 West St
Gettysburg, PA 17325-2509
Phone (717) 338-4500

Other practice location 11

1227 Baltimore St
Hanover, PA 17331-4406
Phone (717) 646-4204

Other practice location 12

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

Other practice location 13

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

Other practice location 14

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

Other practice location 15

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

Other practice location 16

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

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD, DC, PA, DE4 enrollments

Enrollment records 4

Enrollment IDStateProvider typePAC IDDetails
I20170621000687 MD Practitioner - Certified Registered Nurse Anesthetist (Crna) 3971810698 Reassigns benefits to 3 organizations
I20190820003405 DC Practitioner - Certified Registered Nurse Anesthetist (Crna) 3971810698 Reassigns benefits to 1 organization
I20200803001152 PA Practitioner - Certified Registered Nurse Anesthetist (Crna) 3971810698 Reassigns benefits to 1 organization
I20250703000633 DE Practitioner - Certified Registered Nurse Anesthetist (Crna) 3971810698 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Anesthesia Services PAGroup PAC ID 9537064498, 201 clinicians

Practice addresses (Care Compare)

4755 Ogletown Stanton Rd
Newark, DE 19718-2200
Phone (302) 733-1000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Anesthesia Services PA CurrentSince Jul 7, 2025 Accepting new patients
North American Partners in Anesthesia Maryland LLC CurrentSince Feb 12, 2019 Accepting new patients
Johns Hopkins University Nurse Anesthetist, Certified Registered CurrentSince Dec 28, 2018 Accepting new patients
Johns Hopkins University CurrentSince Dec 28, 2018 Accepting new patients
Medstar Medical Group Anesthesiology LLC CurrentSince Jan 1, 2022 Accepting new patients
Medstar Medical Group Anesthesiology LLC CurrentSince Jan 1, 2022 Accepting new patients
North American Partners in Anesthesia, Pennsylvania , LLC Nurse Anesthetist, Certified Registered CurrentSince Dec 25, 2023 Accepting new patients
Johns Hopkins University Current Accepting new patients
Lanaster General Hospital Nurse Anesthetist, Certified Registered PastSince Sep 1, 2020 Accepting new patients

Locations

2600 Glasgow Ave
Ste 226
Newark, DE 19702
Phone (302) 836-3539

4755 Ogletown Stanton Rd
Newark, DE 19718
Phone (302) 733-1700

201 E University Pkwy
Baltimore, MD 21218
Phone (410) 554-2651

600 N Wolfe St
Baltimore, MD 21287

6430 Rockledge Dr
Ste 160
Bethesda, MD 20817
Phone (301) 312-6144

3001 S Hanover St
Brooklyn Park, MD 21225
Phone (410) 350-3200

5401 Old Court Rd
Randallstown, MD 21133
Phone (301) 337-2727

68 S Service Rd
Ste 350
Melville, NY 11747
Phone (516) 945-3107

206 E Brown St
East Stroudsburg, PA 18301
Phone (570) 420-4951

111 S Front St
Harrisburg, PA 17101
Phone (717) 782-3282

4300 Londonderry Rd
Lower Paxton, PA 17109
Phone (717) 597-7044

8835 Germantown Ave
Philadelphia, PA 19118
Phone (215) 248-8227

Organizations & group practices 9

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

Hospital & facility affiliations 1

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": "1439251200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785283200000",
    "number": "1609242866",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "601 MEMORY LN",
            "city": "YORK",
            "state": "PA",
            "postal_code": "174022231",
            "telephone_number": "717-851-1405",
            "fax_number": "717-851-6969"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "600 N WOLFE ST",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212870005",
            "telephone_number": "410-955-5000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4150 Barrett Blvd Ste 100",
            "address_purpose": "LOCATION",
            "city": "Ephrata",
            "state": "PA",
            "postal_code": "175228979",
            "country_code": "US",
            "telephone_number": "717-859-5160",
            "fax_number": "717-798-3935",
            "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",
            "fax_number": "717-721-5861",
            "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",
            "fax_number": "717-851-5250",
            "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",
            "fax_number": "570-768-3911",
            "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",
            "fax_number": "717-217-4314",
            "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",
            "fax_number": "717-217-6952",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "112 N 7th St",
            "address_purpose": "LOCATION",
            "city": "Chambersburg",
            "state": "PA",
            "postal_code": "172011720",
            "country_code": "US",
            "telephone_number": "717-267-7164",
            "fax_number": "717-267-7414",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "147 Gettys St",
            "address_purpose": "LOCATION",
            "city": "Gettysburg",
            "state": "PA",
            "postal_code": "173252534",
            "country_code": "US",
            "telephone_number": "717-337-4168",
            "fax_number": "717-337-4318",
            "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",
            "fax_number": "717-851-5250",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "236 West St",
            "address_purpose": "LOCATION",
            "city": "Gettysburg",
            "state": "PA",
            "postal_code": "173252509",
            "country_code": "US",
            "telephone_number": "717-338-4500",
            "fax_number": "717-334-6996",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1227 Baltimore St",
            "address_purpose": "LOCATION",
            "city": "Hanover",
            "state": "PA",
            "postal_code": "173314406",
            "country_code": "US",
            "telephone_number": "717-646-4204",
            "fax_number": "717-646-4205",
            "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",
            "fax_number": "717-283-4193",
            "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",
            "fax_number": "717-228-1642",
            "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",
            "fax_number": "717-741-8289",
            "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",
            "fax_number": "717-765-3478",
            "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",
            "fax_number": "570-524-0362",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BAER",
        "first_name": "JOSHUA",
        "middle_name": "DAVID",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-08-11",
        "last_updated": "2026-07-29",
        "certification_date": "2026-07-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "MD",
            "license": "R186731",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "MD",
            "license": "AC002003",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Baltimore, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 29, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.