Charles Hare, MD
NPI 1538276324 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Hare, MD is a Internal Medicine Physician provider in San Francisco, CA (NPI 1538276324).
Provider details
- NPI number
- 1538276324
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A71109 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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 · 110 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 1,219 | 1,204 |
| Atovaquone/Proguanil Hclbrand: Atovaquone-Proguanil Hcl | 490 | 485 |
| Atorvastatin Calcium | 262 | 83 |
| Typhoid Vi Polysacch Vaccinebrand: Typhim Vi | 238 | 238 |
| Hepatitis a Virus Vaccine/Pfbrand: Havrix | 202 | 178 |
| Diph,pertuss(acell),tet Vac/Pfbrand: Adacel Tdap | 182 | 182 |
| Acyclovir |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-25
- Last updated
- 2021-12-15
Frequently asked questions
- What is Charles Hare's NPI number?
- Charles Hare's National Provider Identifier (NPI) is 1538276324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Hare's specialty?
- Charles Hare is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Hare located?
- Charles Hare's practice location on file with NPPES is 995 Potrero Ave, San Francisco, CA 94110-2859.
- What is Charles Hare's phone number?
- The practice phone number listed in the NPPES registry for Charles Hare is (415) 476-4082.
- Does Charles Hare accept Medicare?
- Charles Hare is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Hare's NPI active?
- Yes — Charles Hare's NPI (1538276324) is active in the NPPES registry as of the last update on 2021-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.