Tammy Hoang, MD, MA
NPI 1215678909 · Pediatrics Physician · Oakland, CA
Tammy Hoang, MD, MA is a Pediatrics Physician provider in Oakland, CA (NPI 1215678909).
Provider details
- NPI number
- 1215678909
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MA
- Sex
- Female
- Sole proprietor
- No
- License
- A189906 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2022-04-05
- Last updated
- 2025-05-20
- Certified
- 2025-05-20
Frequently asked questions
- What is Tammy Hoang's NPI number?
- Tammy Hoang's National Provider Identifier (NPI) is 1215678909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Hoang's specialty?
- Tammy Hoang is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Tammy Hoang located?
- Tammy Hoang's practice location on file with NPPES is 747 52nd St Ste 245, Oakland, CA 94609-1809.
- What is Tammy Hoang's phone number?
- The practice phone number listed in the NPPES registry for Tammy Hoang is (510) 428-3331.
- Is Tammy Hoang's NPI active?
- Yes — Tammy Hoang's NPI (1215678909) is active in the NPPES registry as of the last update on 2025-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.