Jason Reuben Stein, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

D0102665 Issued in MD

Practice address

50 Irving St NW
Washington, DC 20422-0001

Phone

(202) 745-8000

Fax

(202) 745-2212

NPI assigned

Apr 1, 2022

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in DC

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 1

Specialty

Internal Medicine

Education

George Washington University School of Medicine, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Doctors First, LLCGroup PAC ID 3870661978, 58 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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.

• Doctors First, LLC

  dba First Medical Associates

  • Internal Medicine Physician
  • Germantown, MD
  • NPI 1912160458

  DC

  Medicare reassignment Care Compare group

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

{
    "created_epoch": "1648771200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776211200000",
    "number": "1396485728",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "50 IRVING ST NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "204220001",
            "telephone_number": "202-745-8000",
            "fax_number": "202-745-2212"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "50 IRVING ST NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "204220001",
            "telephone_number": "202-745-8000",
            "fax_number": "202-745-2212"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "700 Roeder Rd Ste 100B",
            "address_purpose": "LOCATION",
            "city": "Silver Spring",
            "state": "MD",
            "postal_code": "209104405",
            "country_code": "US",
            "telephone_number": "301-593-7792",
            "fax_number": "866-701-4905",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "STEIN",
        "first_name": "JASON",
        "middle_name": "REUBEN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-04-01",
        "last_updated": "2026-04-15",
        "certification_date": "2026-04-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MD",
            "license": "D0102665",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Benjamin Eric Stein, MD
• Chester Martin Stein, D.D.S.
• Deborah Labaton Stein
• Emily Stein, LICSW
• Jack Bruce Stein
• Katherine Stein, CPNP-PC
• Martin H Stein
• Mary Josephine Stein, CFNP
• Mary Lee Stein, MSW
• Stephen R. Stein, PH.D.

• Internal Medicine Physician in Washington, DC
• Providers in Washington, DC by specialty
• Internal Medicine Physician in District of Columbia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 15, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.