Margaret Rockwood, M.D.
NPI 1457662660 · Family Medicine Physician · Fairfax, VA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Rockwood, M.D. is a Family Medicine Physician provider in Fairfax, VA (NPI 1457662660).
Provider details
- NPI number
- 1457662660
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 0116022311 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 374 | 286 |
| Amlodipine Besylate | 145 | 128 |
| Lisinopril | 128 | 110 |
| Losartan Potassium | 99 | 82 |
| Levothyroxine Sodium | 81 | 68 |
| Pantoprazole Sodium | 64 | 62 |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-23
- Last updated
- 2021-06-09
- Certified
- 2021-06-09
Frequently asked questions
- What is Margaret Rockwood's NPI number?
- Margaret Rockwood's National Provider Identifier (NPI) is 1457662660, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Rockwood's specialty?
- Margaret Rockwood is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Rockwood located?
- Margaret Rockwood's practice location on file with NPPES is 3911 Old Lee Hwy, Fairfax, VA 22030-2434.
- What is Margaret Rockwood's phone number?
- The practice phone number listed in the NPPES registry for Margaret Rockwood is (703) 352-7100.
- Does Margaret Rockwood accept Medicare?
- Margaret Rockwood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Rockwood's NPI active?
- Yes — Margaret Rockwood's NPI (1457662660) is active in the NPPES registry as of the last update on 2021-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.