David Blumberg, MD
NPI 1295890440 · Surgery Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Colorectal Surgery (proctology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Blumberg, MD is a Surgery Physician provider in Oakland, CA (NPI 1295890440).
Provider details
- NPI number
- 1295890440
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD069008L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
2 documented practice locations
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
Additional practice locations (1)
- 2435 W Belvedere AveSuite 42Baltimore, MD 21215-5224Phone: (410) 601-6494Fax: (410) 601-5835
Registry dates
- Enumerated
- 2006-12-27
- Last updated
- 2019-09-25
Frequently asked questions
- What is David Blumberg's NPI number?
- David Blumberg's National Provider Identifier (NPI) is 1295890440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Blumberg's specialty?
- David Blumberg is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is David Blumberg located?
- David Blumberg's practice location on file with NPPES is 350 30th St Ste 411, Oakland, CA 94609.
- What is David Blumberg's phone number?
- The practice phone number listed in the NPPES registry for David Blumberg is (510) 204-8168.
- Does David Blumberg accept Medicare?
- David Blumberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Blumberg's NPI active?
- Yes — David Blumberg's NPI (1295890440) is active in the NPPES registry as of the last update on 2019-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.