Active NPI
David D Keller, D.O
- Family Medicine Physician
- Portland, ME
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- 1819
- Practice address
- 1250 Forest Ave
Portland, ME 04103-1884 - Phone
- (207) 347-3164
- Fax
- (207) 878-5043
- NPI assigned
- May 26, 2006
- Sex
- Male
- 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 |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | 1819 | ME | Primary |
Addresses
Primary practice location
1250 Forest Ave
Portland, ME 04103-1884
Mailing address
1250 Forest Ave
Portland, ME 04103-1884
Phone (207) 347-3164
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in ME
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Family Practice
- Education
- Philadelphia College of Osteopathic Medicine, 2002
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
195 Fore River Pkwy
Suite 470
Portland, ME 04102-2787
Phone (207) 347-3164
22 Bramhall St
Portland, ME 04102-3134
Phone (207) 347-3164
85 E St
South Portland, ME 04106-2870
Phone (207) 347-3164
Hospital & facility affiliations
- Mainehealth Maine Medical Center
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 1819 | ME | MD | Family Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Hospital Osteopathic Manipulative Medicine PC | Current | Accepting new patients | |
| Mercy Hospital | Past | Accepting new patients | |
| Maine Center for Lipids & Cardiovascular Health LLC | Past | Accepting new patients | |
| Mercy Hospital | Past | Accepting new patients |
Locations
22 Bramhall St
Portland, ME 04102
Phone (207) 662-2179
195 Fore River Pkwy
Ste 470
Portland, ME 04102
Phone (207) 347-3164
Organizations & group practices 5
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.
-
- Neuromusculoskeletal Medicine & OMM Physician
- Portland, ME
- NPI 1144706615
-
- Family Medicine Physician
- Portland, ME
- NPI 1417428848
-
- Specialist
- Scarborough, ME
- NPI 1356420400
-
- General Acute Care Hospital
- Portland, ME
- NPI 1427313048
-
- General Acute Care Hospital
- Portland, ME
- NPI 1629078712
Hospital & facility affiliations 36
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Scarborough, ME
- NPI 1053647024
-
- General Acute Care Hospital
- Portland, ME
- NPI 1346267879
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1148601600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1861448201",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1250 FOREST AVE",
"city": "PORTLAND",
"state": "ME",
"postal_code": "041031884",
"telephone_number": "207-347-3164",
"fax_number": "207-878-5043"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1250 FOREST AVE",
"city": "PORTLAND",
"state": "ME",
"postal_code": "041031884",
"telephone_number": "207-347-3164",
"fax_number": "207-878-5043"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KELLER",
"first_name": "DAVID",
"middle_name": "D",
"name_prefix": "Dr.",
"credential": "D.O",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-05-26",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "ME",
"license": "1819",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Portland, ME
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 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.