Active NPI
Alec Faggen, MD
- Gastroenterology Physician
- Washington, DC
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gastroenterology Physician
- License
- 35161
- Practice address
- 5215 Loughboro Rd NW Ste 1020
Washington, DC 20016-2618 - Phone
- (202) 660-5555
- NPI assigned
- Jun 12, 2017
- Last updated
- Jul 23, 2025
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Gastroenterology Physician | 207RG0100X | D96588 | MD | |
| Gastroenterology Physician | 207RG0100X | MD21003166 | DC | |
| Gastroenterology Physician | 207RG0100X | 35161 | NH | Primary |
Addresses
Primary practice location
5215 Loughboro Rd NW Ste 1020
Washington, DC 20016-2618
Mailing address
6201 Greenleigh Ave
Middle River, MD 21220-2004
Phone (410) 933-6423
Other practice location 1
330 Brookline Ave
Boston, MA 02215-5400
Phone (617) 667-7000
Other practice location 2
580 Court St
Keene, NH 03431-1718
Phone (603) 354-5400
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in DC, NH
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Gastroenterology
- Education
- Other, 2017
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
580 Court St
Keene, NH 03431-1718
Phone (603) 354-5400
Hospital & facility affiliations
Merit-based Incentive Payment System (MIPS)
- Final score
- 83.31 of 100
- Quality
- 73.89
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 70.47
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Colonoscopy | 27 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 25 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD21003166 | DC | MD | Gastroenterology Physician |
| 35161 | NH | MD | Gastroenterology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Mary Hitchcock Memorial Hospital | Current | Accepting new patients | |
| Mary Hitchcock Memorial Hospital | Current | Accepting new patients | |
| Cheshire Medical Center | Current | Accepting new patients | |
| Dartmouth-Hitchcock Clinic | Current | Accepting new patients | |
| Dartmouth-Hitchcock Clinic | Gastroenterology | Current | Accepting new patients |
| Mary Hitchcock Memorial Hospital | Current | Accepting new patients |
Locations
580 Court St
Keene, NH 03431
Phone (603) 354-5454
590 Court St
Keene, NH 03431
Phone (603) 354-5454
1 Medical Dr
Lebanon, NH 03756
Phone (603) 650-5922
Organizations & group practices 6
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- Emergency Medicine Physician
- Keene, NH
- NPI 1093803397
-
- General Acute Care Hospital
- Lebanon, NH
- NPI 1023092053
-
dba The Doorway at Dartmouth-Hitchcock Lebanon
- Substance Use Disorder Rehabilitation Clinic/Center
- Lebanon, NH
- NPI 1124681846
-
dba Cheshire Medical Center Pharmacy
- Community/Retail Pharmacy
- Keene, NH
- NPI 1033761739
-
dba Hampstead Hospital
- Psychiatric Hospital
- Hampstead, NH
- NPI 1699584219
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Keene, NH
- NPI 1629181516
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1497225600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1753228800000",
"number": "1801326988",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "6201 GREENLEIGH AVE",
"city": "MIDDLE RIVER",
"state": "MD",
"postal_code": "212202004",
"telephone_number": "410-933-6423"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "5215 LOUGHBORO RD NW STE 1020",
"city": "WASHINGTON",
"state": "DC",
"postal_code": "200162618",
"telephone_number": "202-660-5555"
}
],
"practiceLocations": [
{
"address_1": "330 Brookline Ave",
"address_purpose": "LOCATION",
"city": "Boston",
"state": "MA",
"postal_code": "022155400",
"country_code": "US",
"telephone_number": "617-667-7000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "580 Court St",
"address_purpose": "LOCATION",
"city": "Keene",
"state": "NH",
"postal_code": "034311718",
"country_code": "US",
"telephone_number": "603-354-5400",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "FAGGEN",
"first_name": "ALEC",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2017-06-12",
"last_updated": "2025-07-23",
"certification_date": "2025-07-23",
"status": "A"
},
"taxonomies": [
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "MD",
"license": "D96588",
"primary": false
},
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "DC",
"license": "MD21003166",
"primary": false
},
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "NH",
"license": "35161",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Washington, DC
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 23, 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.