Shishir Kumar Batajoo

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA8305 Issued in MA

Practice address

85 Prescott St Ste 403
Worcester, MA 01605-2671

Phone

(508) 753-7259

Fax

(508) 753-9577

NPI assigned

May 21, 2010

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

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: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Other, 2014

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Saint Vincent Physician Services IncGroup PAC ID 8921056276, 71 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Umass Memorial Medical Center/University Campus Hospital, Worcester, MA, CCN 220163

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: shishir.batajoo.1@626.direct.athenahealth.com

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.

• Saint Vincent Physician Services, Inc.

  • Family Medicine Physician
  • Worcester, MA
  • NPI 1013997329

  Physician Assistant

  Medicare reassignment Care Compare group NPD
• Wayne B Glazier MD PC

  • Urology Physician
  • Worcester, MA
  • NPI 1982713251
  NPD (past)

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

• Umass Memorial Medical Center, Inc.

  • General Acute Care Hospital
  • Worcester, MA
  • NPI 1831151455
  Care Compare affiliation

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

{
    "created_epoch": "1274400000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776816000000",
    "number": "1518286129",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 11760",
            "city": "BELFAST",
            "state": "ME",
            "postal_code": "049154008"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "85 PRESCOTT ST STE 403",
            "city": "WORCESTER",
            "state": "MA",
            "postal_code": "016052671",
            "telephone_number": "508-753-7259",
            "fax_number": "508-753-9577"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "Stony Brook University Hospital",
            "address_2": "Medical Staff Office T9",
            "address_purpose": "LOCATION",
            "city": "Stony Brook",
            "state": "NY",
            "postal_code": "117947097",
            "country_code": "US",
            "telephone_number": "631-444-2754",
            "fax_number": "631-444-6031",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BATAJOO",
        "first_name": "SHISHIR",
        "middle_name": "KUMAR",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-05-21",
        "last_updated": "2026-04-22",
        "certification_date": "2026-04-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MA",
            "license": "PA8305",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• David Alec Bass
• Alana Bassett, NP
• Ribal Bassil, M.D.
• Shahla Bastar, DACM, MAOM
• Ines Basten, MD
• Tia Batallas
• Nasim Batavani, MD
• Sean Michael Batchelder, PA-C
• Scot T Bateman, M.D.
• Heather Laurel Bates, PA-C

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

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 22, 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.