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Mark Blumenkranz, M.D.
NPI 1114085636 · Ophthalmology Physician · Stanford, CA
Mark Blumenkranz, M.D. is a Ophthalmology Physician provider in Stanford, CA (NPI 1114085636).
Provider details
- NPI number
- 1114085636
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G32202 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
300 Pasteur Dr
Stanford, CA 94305-2200
Phone: (650) 723-4000
Approximate (ZIP-level) locationGet directions
Mailing address
300 Pasteur Dr
Stanford, CA 94305-2200
Registry dates
- Enumerated
- 2006-12-05
- Last updated
- 2010-01-08
Frequently asked questions
- What is Mark Blumenkranz's NPI number?
- Mark Blumenkranz's National Provider Identifier (NPI) is 1114085636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Blumenkranz's specialty?
- Mark Blumenkranz is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Blumenkranz located?
- Mark Blumenkranz's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Mark Blumenkranz's phone number?
- The practice phone number listed in the NPPES registry for Mark Blumenkranz is (650) 723-4000.
- Is Mark Blumenkranz's NPI active?
- Yes — Mark Blumenkranz's NPI (1114085636) is active in the NPPES registry as of the last update on 2010-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.