Wellington Loh Jr., MD
NPI 1962550939 · Pediatric Hematology & Oncology Physician · San Diego, CA
Wellington Loh Jr., MD is a Pediatric Hematology & Oncology Physician provider in San Diego, CA (NPI 1962550939).
Provider details
- NPI number
- 1962550939
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C41999 (CA)
Specialties & taxonomies
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
- 2007-01-08
- Last updated
- 2021-12-03
Frequently asked questions
- What is Wellington Loh Jr.'s NPI number?
- Wellington Loh Jr.'s National Provider Identifier (NPI) is 1962550939, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wellington Loh Jr.'s specialty?
- Wellington Loh Jr. is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Wellington Loh Jr. located?
- Wellington Loh Jr.'s practice location on file with NPPES is 4647 Zion Ave, San Diego, CA 92120-2507.
- What is Wellington Loh Jr.'s phone number?
- The practice phone number listed in the NPPES registry for Wellington Loh Jr. is (619) 528-5000.
- Is Wellington Loh Jr.'s NPI active?
- Yes — Wellington Loh Jr.'s NPI (1962550939) is active in the NPPES registry as of the last update on 2021-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.