Rizwan Dar, M.D.,
NPI 1699881631 · Internal Medicine Physician · Springfield, VA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rizwan Dar, M.D., is a Internal Medicine Physician provider in Springfield, VA (NPI 1699881631).
Provider details
- NPI number
- 1699881631
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.,
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0101224425 (VA)
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
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,984 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 385 | $17 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 234 | $116 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 169 | $110 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 165 | $71 |
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 138 | $98 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 99 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 326 | 84 |
| Levothyroxine Sodium | 239 | 54 |
| Amlodipine Besylate | 184 | 50 |
| Furosemide | 182 | 42 |
| Apixabanbrand: Eliquis | 151 | 28 |
| Tamsulosin Hcl | 146 | 37 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-22
- Last updated
- 2026-02-25
- Certified
- 2026-02-25
Frequently asked questions
- What is Rizwan Dar's NPI number?
- Rizwan Dar's National Provider Identifier (NPI) is 1699881631, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rizwan Dar's specialty?
- Rizwan Dar is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rizwan Dar located?
- Rizwan Dar's practice location on file with NPPES is 7440 Spring Village Dr, Springfield, VA 22150-4446.
- What is Rizwan Dar's phone number?
- The practice phone number listed in the NPPES registry for Rizwan Dar is (703) 923-4644.
- Does Rizwan Dar accept Medicare?
- Rizwan Dar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rizwan Dar's NPI active?
- Yes — Rizwan Dar's NPI (1699881631) is active in the NPPES registry as of the last update on 2026-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.