Margaret Houser, MD
NPI 1164916888 · Diagnostic Radiology Physician · Washington, DC
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Houser, MD is a Diagnostic Radiology Physician provider in Washington, DC (NPI 1164916888).
Provider details
- NPI number
- 1164916888
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD049082 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,628 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Screening Mammography77067 | 434 | $145 |
| Screening 3d Breast Mammography77063 | 421 | $57 |
| Diagnostic Digital Breast Tomosynthesis, Unilateral Or Bilateral (list Separately in Addition to 77065 Or 77066)G0279 | 194 | $53 |
| Diagnostic Mammography of Both Breasts77066 | 143 | $181 |
| Diagnostic Mammography of 1 Breast77065 | 129 | $143 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 |
Practice location
Mailing address
Additional practice locations (2)
- 900 23rd St NwWashington, DC 20037-2342Phone: (305) 726-1742
- 600 N Wolfe StreetBaltimore, MD 21264-1434Phone: (410) 955-5000
Registry dates
- Enumerated
- 2018-06-16
- Last updated
- 2024-05-06
- Certified
- 2024-05-06
Frequently asked questions
- What is Margaret Houser's NPI number?
- Margaret Houser's National Provider Identifier (NPI) is 1164916888, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Houser's specialty?
- Margaret Houser is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Houser located?
- Margaret Houser's practice location on file with NPPES is 2300 M St Nw, Washington, DC 20037-1434.
- What is Margaret Houser's phone number?
- The practice phone number listed in the NPPES registry for Margaret Houser is (202) 711-3036.
- Does Margaret Houser accept Medicare?
- Margaret Houser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Houser's NPI active?
- Yes — Margaret Houser's NPI (1164916888) is active in the NPPES registry as of the last update on 2024-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.