Natsuko Takakuwa, MD
NPI 1689093049 · Pediatrics Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natsuko Takakuwa, MD is a Pediatrics Physician provider in Oakland, CA (NPI 1689093049).
Provider details
- NPI number
- 1689093049
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
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
12 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2014-04-15
- Last updated
- 2022-07-21
Frequently asked questions
- What is Natsuko Takakuwa's NPI number?
- Natsuko Takakuwa's National Provider Identifier (NPI) is 1689093049, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natsuko Takakuwa's specialty?
- Natsuko Takakuwa is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Natsuko Takakuwa located?
- Natsuko Takakuwa's practice location on file with NPPES is 818 Webster Street, Oakland, CA 94607.
- What is Natsuko Takakuwa's phone number?
- The practice phone number listed in the NPPES registry for Natsuko Takakuwa is (510) 986-6800.
- Does Natsuko Takakuwa accept Medicare?
- Natsuko Takakuwa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natsuko Takakuwa's NPI active?
- Yes — Natsuko Takakuwa's NPI (1689093049) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.