Roman Greer, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

Practice address

330 Brookline Ave
Boston, MA 02215-5400

Phone

(617) 779-6500

NPI assigned

May 20, 2016

Last updated

Jul 15, 2025By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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 MA, WA2 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 2

Specialty

Physician Assistant

Education

Other, 2016

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr IncGroup PAC ID 4486567104, shared by 12 NPIs, 1,693 clinicians

PeacehealthGroup PAC ID 9537073960, 292 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Beth Israel Deaconess Medical Center Hospital, Boston, MA, CCN 220086

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

Practice roles

Locations

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.

• Peacehealth

  dba PeaceHealth Medical Group

  • Internal Medicine Physician
  • Bellingham, WA
  • NPI 1356309553
  Medicare reassignment Care Compare group NPD
• Brigham & Womens Physicians Organization Inc

  • Internal Medicine Physician
  • Boston, MA
  • NPI 1033535497
  Medicare reassignment NPD
• Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc

  dba Orthopedic Surgery - HMFP at BIDMC

  • Orthopaedic Surgery Physician
  • Boston, MA
  • NPI 1972544591
  Medicare reassignment NPD
• Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Ce

  dba Radiology - HMFP at BIDMC

  • Body Imaging Physician
  • Boston, MA
  • NPI 1275574899
  Medicare reassignment NPD
• Peacehealth

  dba PeaceHealth United General Medical Center

  • Critical Access Hospital
  • Sedro Woolley, WA
  • NPI 1144664954
  Medicare reassignment NPD
• Peacehealth

  dba United General Medical Center

  • Hospitalist Physician
  • Sedro Woolley, WA
  • NPI 1548698806
  Medicare reassignment NPD
• Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc

  • Internal Medicine Physician
  • Boston, MA
  • NPI 1194765438
  Medicare reassignment
• Steward Medical Group, Inc

  • Specialist
  • Watertown, MA
  • NPI 1629398219
  Medicare reassignment
• Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc

  dba Emergency Medicine - HMFP at BIDMC

  • Emergency Medicine Physician
  • Boston, MA
  • NPI 1316987993
  NPD
• Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc

  dba Harvard Medical Faculty Physicians

  • Multi-Specialty Clinic/Center
  • Boston, MA
  • NPI 1679397913
  NPD
• Steward Medical Group, Inc

  • Specialist
  • Brighton, MA
  • NPI 1356654495
  NPD
• Peacehealth

  dba PeaceHealth Medical Group

  • Sleep Disorder Diagnostic Clinic/Center
  • Bellingham, WA
  • NPI 1265692842
  NPD

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

• Beth Israel Deaconess Medical Center, Inc.

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1548202641
  Care Compare affiliation

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

{
    "created_epoch": "1463702400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752537600000",
    "number": "1245687144",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "330 BROOKLINE AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022155400",
            "telephone_number": "617-754-9500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "330 BROOKLINE AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022155400",
            "telephone_number": "617-779-6500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GREER",
        "first_name": "ROMAN",
        "credential": "PA",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2016-05-20",
        "last_updated": "2025-07-15",
        "certification_date": "2025-07-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• David M. Greer, MD
• Jonathan B Greer, M.D.
• Joseph Andrew Greer, PHD
• Maya Mundkur Greer, MSN, FNP
• Michelle L Greer, PA-C
• Tyler Greffrath, DPT
• Emily Elizabeth Gregonis, RN
• Kristin Lorraine Gregor, PH.D.
• Lydia Gregoret, AUD
• Bryn Rhian Gregory

• Physician Assistant in Boston, MA
• Providers in Boston, MA by specialty
• Physician Assistant in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 15, 2025; 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.