Jacob J. Oyer, M.D.

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

274373 Issued in MA

Practice address

150 Infirmary Way
Amherst, MA 01003-9288

Phone

(413) 577-5000

NPI assigned

Mar 28, 2014

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 MA

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

Psychiatry

Education

Tufts University School of Medicine, 2013

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Baystate Medical Practices IncGroup PAC ID 5991602971, 1,350 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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 and National Provider Directory roles.

• Baystate Medical Practices, Inc

  • Emergency Medical Services (Emergency Medicine) Physician
  • Springfield, MA
  • NPI 1548205909

  Psychiatry

  Medicare reassignment Care Compare group NPD
• Umass Health Services Amherst

  • Family Medicine Physician
  • Amherst, MA
  • NPI 1487688677

  Psychiatry

  NPD (past)

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

{
    "created_epoch": "1395964800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1729641600000",
    "number": "1376961235",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "111 COUNTY CIR",
            "city": "AMHERST",
            "state": "MA",
            "postal_code": "010039255",
            "telephone_number": "413-545-2337"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "150 INFIRMARY WAY",
            "city": "AMHERST",
            "state": "MA",
            "postal_code": "010039288",
            "telephone_number": "413-577-5000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OYER",
        "first_name": "JACOB",
        "middle_name": "J.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-03-28",
        "last_updated": "2024-10-23",
        "certification_date": "2024-10-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MA",
            "license": "274373",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Elana Rae Osborne, PH.D.
• Evan Ostrowski, ATC
• Corinne Elizabeth Ouellette
• Kiley Baran Ouellette
• Christopher Edward Overtree, PH.D.
• Jessica Pacheco
• Dylan Page
• Nickayla Page, PHARMD
• Marc Scott Paquet, ATC
• Jinsun Park

• Psychiatry Physician in Amherst, MA
• Providers in Amherst, MA by specialty
• Psychiatry Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 23, 2024; 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.