Reena Gupta, M.D.
NPI 1043470818 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Reena Gupta, M.D. is a Internal Medicine Physician provider in San Francisco, CA (NPI 1043470818).
Provider details
- NPI number
- 1043470818
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A104187 (CA)
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
18 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
42 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 42 | $132 |
Typical Medicare-allowed amounts for these services range $132–$132 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 164 | 45 |
| Amlodipine Besylate | 98 | 29 |
| Tamsulosin Hcl | 94 | 19 |
| Gabapentin | 76 | 16 |
| Lisinopril | 57 | 12 |
| Metoprolol Succinate | 57 | 17 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-14
- Last updated
- 2008-06-14
Frequently asked questions
- What is Reena Gupta's NPI number?
- Reena Gupta's National Provider Identifier (NPI) is 1043470818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Reena Gupta's specialty?
- Reena Gupta is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Reena Gupta located?
- Reena Gupta's practice location on file with NPPES is 1001 Potrero Ave Rm 1m3, San Francisco, CA 94110-3518.
- What is Reena Gupta's phone number?
- The practice phone number listed in the NPPES registry for Reena Gupta is (415) 206-4892.
- Does Reena Gupta accept Medicare?
- Reena Gupta is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Reena Gupta's NPI active?
- Yes — Reena Gupta's NPI (1043470818) is active in the NPPES registry as of the last update on 2008-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.