Letitia G. Carlson, MD
Individual provider Active NPI Internal Medicine Physician · Washington, DC
NPI 1528021789 · NPPES record last updated Jul 13, 2026
Key facts
- NPI
- 1528021789
- Entity type
- Individual (NPI type 1)
- Primary specialty
- Internal Medicine Physician 207R00000X
- License
- MD18721 (DC)
- Practice address
- 2150 Pennsylvania Ave NW
Dept. of Medicine
Washington, DC 20037-3201 - Phone
- (202) 741-2222
- NPI assigned
- Apr 10, 2006
- Sex
- Female
- Sole proprietor
- No
Organizations & group practices 4
Hospital & facility affiliations 3
Medicare Care Compare profile
- Specialty
- Internal Medicine
- Education
- Harvard Medical School, 1987
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Medical Faculty Associates, Inc
Suburban/NRH Medical Rehabilitation Inc
Practice addresses (Care Compare)
2150 Pennsylvania Ave NW
Washington, DC 20037-3201
Phone (202) 741-2600
6410 Rockledge Dr
Suite 600
Bethesda, MD 20817-1844
900 23Rd St NW
Washington, DC 20037-2342
Phone (202) 715-4000
Hospital & facility affiliations
- Amedisys Home Health
- George Washington Univ Hospital
- Sibley Memorial Hospital
Medicare participation
- Medicare fee-for-service enrollment
- Enrolled in DC
- Eligible to order & refer
- Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes
Medicare enrollment records
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20101201000442 | DC | Practitioner - Internal Medicine | 0345436499 | Reassigns benefits to 1 organization |
National Provider Directory
- Medicare enrollment (NPD)
- Yes
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD18721 | DC | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Medical Faculty Associates, Inc | Internal Medicine | Current |
Accepting new patients |
| Frederick Health Hospital Inc | Past | Accepting new patients |
Locations
2150 Pennsylvania Ave NW
#4
Washington, DC 20037
2021 K St NW
Ste 600
Washington, DC 20006
Phone (202) 741-3387
2150 Pennsylvania Ave NW
Ste 10407
Washington, DC 20037
Phone (202) 715-5153
900 23rd St NW
Washington, DC 20037
Phone (202) 715-4750
2150 Pennsylvania Ave NW
Washington, DC 20037
Phone (202) 741-2222
Interoperability endpoints
- lcarlson19525@gwmfa.direct-ci.com
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | MD18721 | DC | Yes |
Addresses
Primary practice location
2150 Pennsylvania Ave NW
Dept. of Medicine
Washington, DC 20037-3201
Mailing address
2150 Pennsylvania Ave NW
Dept. of Medicine
Washington, DC 20037-3201
Phone (202) 741-2222
Other providers in Washington, DC
- Carls Place Inc
- Ambe Carlson
- Arvid Alan Carlson
- Dianne Behme Carlson
- Joann Carlson
- Sophia Carlton
- Kathleen Grace Carlyle
- Susan Ann Carmack
- Jessica Carman
- Brian Carmichael
All providers in Washington, DC · Internal Medicine Physician in District of Columbia
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jul 13, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
- Order and Referring (CMS).
- Medicare Care Compare provider data (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.