Jon Ross, MD
NPI 1649248337 · Clinical Pathology/Laboratory Medicine Physician · San Francisco, CA
Jon Ross, MD is a Clinical Pathology/Laboratory Medicine Physician provider in San Francisco, CA (NPI 1649248337).
Provider details
- NPI number
- 1649248337
- Entity type
- Individual
- Primary specialty
- Clinical Pathology/Laboratory Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G35684 (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
20 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
- 2006-03-09
- Last updated
- 2008-02-13
Frequently asked questions
- What is Jon Ross's NPI number?
- Jon Ross's National Provider Identifier (NPI) is 1649248337, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jon Ross's specialty?
- Jon Ross is listed in the NPPES registry with a primary specialty of Clinical Pathology/Laboratory Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jon Ross located?
- Jon Ross's practice location on file with NPPES is 3700 California St, San Francisco, CA 94118.
- What is Jon Ross's phone number?
- The practice phone number listed in the NPPES registry for Jon Ross is (415) 600-2200.
- Is Jon Ross's NPI active?
- Yes — Jon Ross's NPI (1649248337) is active in the NPPES registry as of the last update on 2008-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.