Active NPI
Margaret E Nelson, RN, MSN, CHPN
- Nurse Practitioner
- Pontiac, MI
National Provider Identifier
1235150897
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nurse Practitioner
- License
- 4704131227
- Practice address
- 44405 Woodward Ave
Pontiac, MI 48341-5023 - Phone
- (248) 858-6818
- Fax
- (248) 858-3067
- NPI assigned
- Jul 21, 2006
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pain Management Registered Nurse | 163WP0000X | 4704131227 | MI | |
| Nurse Practitioner | 363L00000X | 4704131227 | MI | Primary |
Addresses
Primary practice location
44405 Woodward Ave
Pontiac, MI 48341-5023
Mailing address
44405 Woodward Ave
Pontiac, MI 48341-5023
Phone (248) 858-6818
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| Q55471 | Other | UPIN | |
| 153044 | Other | GREAT LAKES |
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)
- Enrolled
- Credentials
- Master of Science - Nursing, Nurse Practitioner, Registered Nurse
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| SJMH Medical Practice-SMHC | Pain Management | Past | Accepting new patients |
Organizations & group practices 1
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.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1153440000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1235150897",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "44405 WOODWARD AVE",
"city": "PONTIAC",
"state": "MI",
"postal_code": "483415023",
"telephone_number": "248-858-6818",
"fax_number": "248-858-3067"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "44405 WOODWARD AVE",
"city": "PONTIAC",
"state": "MI",
"postal_code": "483415023",
"telephone_number": "248-858-6818",
"fax_number": "248-858-3067"
}
],
"practiceLocations": [],
"basic": {
"last_name": "NELSON",
"first_name": "MARGARET",
"middle_name": "E",
"credential": "RN, MSN, CHPN",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-07-21",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "163WP0000X",
"taxonomy_group": "",
"desc": "Registered Nurse, Pain Management",
"state": "MI",
"license": "4704131227",
"primary": false
},
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "MI",
"license": "4704131227",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "UPIN",
"identifier": "Q55471",
"state": null
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "GREAT LAKES",
"identifier": "153044",
"state": null
}
],
"endpoints": [],
"other_names": []
}Other providers in Pontiac, MI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.