Hariharan Thangarajah, MD
NPI 1598979593 · Pediatric Surgery Physician · San Diego, CA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hariharan Thangarajah, MD is a Pediatric Surgery Physician provider in San Diego, CA (NPI 1598979593).
Provider details
- NPI number
- 1598979593
- Entity type
- Individual
- Primary specialty
- Pediatric Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A94137 (CA)
Specialties & taxonomies
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
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
- 2007-05-09
- Last updated
- 2015-09-29
Frequently asked questions
- What is Hariharan Thangarajah's NPI number?
- Hariharan Thangarajah's National Provider Identifier (NPI) is 1598979593, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hariharan Thangarajah's specialty?
- Hariharan Thangarajah is listed in the NPPES registry with a primary specialty of Pediatric Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Hariharan Thangarajah located?
- Hariharan Thangarajah's practice location on file with NPPES is 3030 Childrens Way, San Diego, CA 92123-4232.
- What is Hariharan Thangarajah's phone number?
- The practice phone number listed in the NPPES registry for Hariharan Thangarajah is (858) 966-7711.
- Does Hariharan Thangarajah accept Medicare?
- Hariharan Thangarajah is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hariharan Thangarajah's NPI active?
- Yes — Hariharan Thangarajah's NPI (1598979593) is active in the NPPES registry as of the last update on 2015-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.