Active NPI
Allison Sheehan, MD
- Anesthesiology Physician
- Ann Arbor, MI
National Provider Identifier
1427787811
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- 4301517976
- Practice address
- 1500 E Medical Center Dr
Ann Arbor, MI 48109-5000 - Phone
- (734) 936-4280
- NPI assigned
- Jun 9, 2022
- Last updated
- May 13, 2026
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | 4301517976 | MI | Primary |
Addresses
Primary practice location
1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Mailing address
1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone (734) 936-4280
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20220624002629 | MI | Order and Referring Only - Anesthesiology | 1658750468 |
Care Compare profile
Medicare Care Compare- Specialty
- Anesthesiology
- Education
- Ohio State University College of Medicine, 2022
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
1500 E Medical Ctr Dr
Ann Arbor, MI 48109-5048
1500 E Medical Ctr Dr Department of Anesthesio
1H 247 Uh
Ann Arbor, MI 48109-5048
458 Goshen Hill Rd
Lebanon, CT 06249-1806
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 4301517976 | MI | MD | Anesthesiology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1654732800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1778630400000",
"number": "1427787811",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1500 E MEDICAL CENTER DR",
"city": "ANN ARBOR",
"state": "MI",
"postal_code": "481095000",
"telephone_number": "734-936-4280"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1500 E MEDICAL CENTER DR",
"city": "ANN ARBOR",
"state": "MI",
"postal_code": "481095000",
"telephone_number": "734-936-4280"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SHEEHAN",
"first_name": "ALLISON",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2022-06-09",
"last_updated": "2026-05-13",
"certification_date": "2026-05-13",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "MI",
"license": "4301517976",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Ann Arbor, MI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 13, 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.