Individual provider Active NPI

Jonathan Cohen, P.A.-C.

  • Physician Assistant
  • Baltimore, MD
National Provider Identifier
1578576385
Registry record updated Jan 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
C0002989 Issued in MD
Practice address
4940 Eastern Ave
Baltimore, MD 21224-2735
Phone
(410) 550-7852
NPI assigned
Aug 14, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 14, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X C0002989 MD Primary

Addresses

Primary practice location

4940 Eastern Ave
Baltimore, MD 21224-2735

Mailing address

PO Box 64362
Baltimore, MD 21264-4362

Other practice location 1

1644 Annapolis Rd Ste 4
Odenton, MD 21113-1002
Phone (215) 585-2144

Other practice location 2

161 Cecil B Moore Ave Apt 204
Philadelphia, PA 19122-3243
Phone (215) 585-2144

Other practice location 3

1638 R St NW Ste 214
Washington, DC 20009-6480
Phone (215) 585-2144

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD, PA, DC3 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 3

Enrollment IDStateProvider typePAC IDDetails
I20061206000550 MD Practitioner - Physician Assistant 6608875315 Reassigns benefits to 2 organizations
I20251009001570 PA Practitioner - Physician Assistant 6608875315 Reassigns benefits to 1 organization
I20251021001864 DC Practitioner - Physician Assistant 6608875315 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

228 Park Ave S
New York, NY 10003-1502

Hospital & facility affiliations

  • Johns Hopkins Bayview Medical Center Hospital, Baltimore, MD, CCN 210029

Merit-based Incentive Payment System (MIPS)

Final score
83.31 of 100Reported as group
Quality
73.89
Promoting interoperability
100
Improvement activities
40
Cost
70.47

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Ophelia Medical Group FL, P.a. CurrentSince Sep 1, 2025 Accepting new patients
Johns Hopkins University CurrentSince Aug 5, 2009 Accepting new patients
Johns Hopkins University CurrentSince Aug 5, 2009 Accepting new patients
Ophelia Medical Group, P.C. PastSince Mar 22, 2020 Accepting new patients

Locations

1638 R St NW
Ste 214
Washington, DC 20009

4940 Eastern Ave
Baltimore, MD 21224

600 N Wolfe St
Baltimore, MD 21287

1644 Annapolis Rd
Ste 4
Odenton, MD 21113
Phone (240) 743-0343

228 Park Ave S
New York, NY 10003
Phone (215) 588-2144

Interoperability endpoints

  • Direct secure messaging: jcohen34242@direct.hopkinsmedicine.org

Organizations & group practices 5

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.

Hospital & facility affiliations 2

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": "1155513600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768348800000",
    "number": "1578576385",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 64362",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212644362"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4940 EASTERN AVE",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212242735",
            "telephone_number": "410-550-7852"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1644 Annapolis Rd Ste 4",
            "address_purpose": "LOCATION",
            "city": "Odenton",
            "state": "MD",
            "postal_code": "211131002",
            "country_code": "US",
            "telephone_number": "215-585-2144",
            "fax_number": "833-228-5591",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "161 Cecil B Moore Ave Apt 204",
            "address_purpose": "LOCATION",
            "city": "Philadelphia",
            "state": "PA",
            "postal_code": "191223243",
            "country_code": "US",
            "telephone_number": "215-585-2144",
            "fax_number": "833-228-5591",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1638 R St NW Ste 214",
            "address_purpose": "LOCATION",
            "city": "Washington",
            "state": "DC",
            "postal_code": "200096480",
            "country_code": "US",
            "telephone_number": "215-585-2144",
            "fax_number": "833-228-5591",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "COHEN",
        "first_name": "JONATHAN",
        "credential": "P.A.-C.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-14",
        "last_updated": "2026-01-14",
        "certification_date": "2026-01-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MD",
            "license": "C0002989",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Baltimore, MD

Sources for this page

Verify at the official NPI Registry.