Heather Whelan, M.D.
NPI 1225185242 · Internal Medicine Physician · San Francisco, CA
Heather Whelan, M.D. is a Internal Medicine Physician provider in San Francisco, CA (NPI 1225185242).
Provider details
- NPI number
- 1225185242
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A76343 (CA)
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-04
- Last updated
- 2011-03-25
Frequently asked questions
- What is Heather Whelan's NPI number?
- Heather Whelan's National Provider Identifier (NPI) is 1225185242, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Whelan's specialty?
- Heather Whelan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Heather Whelan located?
- Heather Whelan's practice location on file with NPPES is 533 Parnassus Ave, San Francisco, CA 94143-2208.
- What is Heather Whelan's phone number?
- The practice phone number listed in the NPPES registry for Heather Whelan is (415) 476-6759.
- Is Heather Whelan's NPI active?
- Yes — Heather Whelan's NPI (1225185242) is active in the NPPES registry as of the last update on 2011-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.