Active NPI
Katherine Margaret Allen, MD
- Obstetrics & Gynecology Physician
- Muskegon, MI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics & Gynecology Physician
- License
- 1024727
- Practice address
- 1675 Leahy St Ste 201
Muskegon, MI 49442-5542 - Phone
- (231) 672-8287
- Fax
- (231) 727-5223
- NPI assigned
- Mar 28, 2021
- Sex
- Female
- Sole proprietor
- No
Organizations & group practices 3
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.
-
- Obstetrics & Gynecology Physician
- Boston, MA
- NPI 1063459568
MA, Obstetrics & Gynecology
-
- Community Health Clinic/Center
- South Boston, MA
- NPI 1669447413
MA
-
- General Acute Care Hospital
- Boston, MA
- NPI 1346218294
Hospital & facility affiliations 8
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Community Health Clinic/Center
- South Boston, MA
- NPI 1225228679
Hospital
-
- Community Health Clinic/Center
- Roslindale, MA
- NPI 1386718823
Hospital
-
- Community Health Clinic/Center
- Dorchester, MA
- NPI 1780874677
Hospital
-
- Community Health Clinic/Center
- East Boston, MA
- NPI 1861683518
Hospital
Care Compare profile
Medicare Care Compare- Specialty
- Obstetrics/Gynecology
- Education
- Medical College of Wisconsin, 2021
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
- Boston University Obstetrics and Gynecology Foundation IncSouth Boston Community Health Center
Practice addresses (Care Compare)
1 Boston Medical Ctr PL
Boston, MA 02118-2908
Phone (617) 414-2000
409 W Broadway
South Boston, MA 02127-2245
Phone (617) 269-7500
720 Harrison Ave
Suite 1105
Boston, MA 02118-2334
Phone (617) 414-2000
Hospital & facility affiliations
- Boston Medical Center
Medicare participation
Medicare enrollment files- 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
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20250910002930 | MA | Practitioner - Obstetrics/Gynecology | 8325541907 | Reassigns benefits to 2 organizations |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Boston University Obstetrics and Gynecology Foundation, Inc. | Obstetrics & Gynecology | Current | Accepting new patients |
| South Boston Community Health Center | Current | Accepting new patients | |
| Boston Medical Center Corporation | Current | Accepting new patients |
Locations
960 Massachusetts Ave
Ste 2
Boston, MA 02118
725 Albany St
Fl 5
Boston, MA 02118
Phone (617) 414-2000
720 Harrison Ave
Ste 1105
Boston, MA 02118
Phone (617) 414-2000
850 Harrison Ave
Fl 4
Boston, MA 02118
Phone (617) 414-2000
409 W Broadway
South Boston, MA 02127
Phone (617) 269-7500
Interoperability endpoints
- kallen271514@direct.bmc.masshiway.net
Specialties & licenses 1
NPPES NPI Registry| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Obstetrics & Gynecology Physician | 207V00000X | 1024727 | MA | Primary |
Addresses
NPPES NPI RegistryPrimary practice location
1675 Leahy St Ste 201
Muskegon, MI 49442-5542
Mailing address
1675 Leahy St Ste 201
Muskegon, MI 49442-5542
Phone (231) 672-8287
Other practice location 1
850 Harrison Avenue, FL 4
Yawkey Bldg
Boston, MA 02118-2908
Phone (617) 414-2000
Other practice location 2
725 Albany St, FL 5
Shapiro Bldg
Boston, MA 02118-2908
Phone (617) 414-2000
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Aug 17, 2025.
{
"created_epoch": "1616889600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1755388800000",
"number": "1366029985",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1675 LEAHY ST STE 201",
"city": "MUSKEGON",
"state": "MI",
"postal_code": "494425542",
"telephone_number": "231-672-8287"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1675 LEAHY ST STE 201",
"city": "MUSKEGON",
"state": "MI",
"postal_code": "494425542",
"telephone_number": "231-672-8287",
"fax_number": "231-727-5223"
}
],
"practiceLocations": [
{
"address_1": "850 Harrison Avenue, FL 4",
"address_2": "Yawkey Bldg",
"address_purpose": "LOCATION",
"city": "Boston",
"state": "MA",
"postal_code": "021182908",
"country_code": "US",
"telephone_number": "617-414-2000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "725 Albany St, FL 5",
"address_2": "Shapiro Bldg",
"address_purpose": "LOCATION",
"city": "Boston",
"state": "MA",
"postal_code": "021182908",
"country_code": "US",
"telephone_number": "617-414-2000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "ALLEN",
"first_name": "KATHERINE",
"middle_name": "MARGARET",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2021-03-28",
"last_updated": "2025-08-17",
"certification_date": "2025-08-17",
"status": "A"
},
"taxonomies": [
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "MA",
"license": "1024727",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Muskegon, MI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 17, 2025; 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.