Active NPI
Madison Irwin, PHARMD
- Pain Management Pharmacist
- Ann Arbor, MI
National Provider Identifier
1851246581
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pain Management Pharmacist
- License
- 5302411639
- Practice address
- 1500 E Medical Center Dr SPC 5233
Adult Palliative Care Program, F7870 Mott Expansion
Ann Arbor, MI 48109-5233 - Phone
- (734) 998-7332
- NPI assigned
- Feb 27, 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 |
|---|---|---|---|---|
| Pain Management Pharmacist | 1835P1400X | 5302411639 | MI | Primary |
Addresses
Primary practice location
1500 E Medical Center Dr SPC 5233
Adult Palliative Care Program, F7870 Mott Expansion
Ann Arbor, MI 48109-5233
Mailing address
1500 E Medical Center Dr SPC 5233
Ann Arbor, MI 48109-5233
Phone (734) 998-7332
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Doctor of Pharmacy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 5302411639 | MI | MD | Medical license number |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1772150400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1772150400000",
"number": "1851246581",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1500 E MEDICAL CENTER DR SPC 5233",
"city": "ANN ARBOR",
"state": "MI",
"postal_code": "481095233",
"telephone_number": "734-998-7332"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1500 E MEDICAL CENTER DR SPC 5233",
"address_2": "ADULT PALLIATIVE CARE PROGRAM, F7870 MOTT EXPANSION",
"city": "ANN ARBOR",
"state": "MI",
"postal_code": "481095233",
"telephone_number": "734-998-7332"
}
],
"practiceLocations": [],
"basic": {
"last_name": "IRWIN",
"first_name": "MADISON",
"name_prefix": "Dr.",
"credential": "PHARMD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-02-27",
"last_updated": "2026-02-27",
"certification_date": "2026-02-27",
"status": "A"
},
"taxonomies": [
{
"code": "1835P1400X",
"taxonomy_group": "",
"desc": "Pharmacist, Pain Management",
"state": "MI",
"license": "5302411639",
"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 Feb 27, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.