Cassandra Sims, MD
NPI 1790986594 · Family Medicine Physician · Falls Church, VA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassandra Sims, MD is a Family Medicine Physician provider in Falls Church, VA (NPI 1790986594).
Provider details
- NPI number
- 1790986594
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 0116018346 (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
19 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 · 51 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 344 | 106 |
| Lisinopril | 171 | 51 |
| Amlodipine Besylate | 127 | 39 |
| Losartan Potassium | 97 | 26 |
| Levothyroxine Sodium | 77 | 23 |
| Rsvpref3 Antigen/As01e/Pfbrand: Arexvy | 69 | 68 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-30
- Last updated
- 2021-12-03
- Certified
- 2021-12-03
Frequently asked questions
- What is Cassandra Sims's NPI number?
- Cassandra Sims's National Provider Identifier (NPI) is 1790986594, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Sims's specialty?
- Cassandra Sims is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cassandra Sims located?
- Cassandra Sims's practice location on file with NPPES is 201 N Washington St, Falls Church, VA 22046-4518.
- What is Cassandra Sims's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Sims is (703) 237-4000.
- Does Cassandra Sims accept Medicare?
- Cassandra Sims is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassandra Sims's NPI active?
- Yes — Cassandra Sims's NPI (1790986594) is active in the NPPES registry as of the last update on 2021-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.