Harrison Ngo, MD
Internal Medicine Physician · Los Angeles, CA
Harrison Ngo, MD is an internal medicine physician with a practice address in Los Angeles, California, and NPI 1922740554, issued on Apr 13, 2022. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Harrison Ngo
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 0116036651 VA
Self-reported in NPPES; status is on the state search - Practice location
- 11301 Wilshire Blvd, Los Angeles, CA 90073
- Phone
- (310) 268-3752
- Enumerated
- Apr 13, 2022
- Record last updated
- Jun 24, 2025
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 11301 Wilshire Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Vanessa AbcedeSocial Worker1306584495
- Maren Abromowitz, FNP-BCFamily Nurse Practitioner1356950919
- Nayiri Adessian, MS, CCC-SLPSpeech-Language Pathologist1326761420
- Farzad AdibStudent in an Organized Health Care Education/Training Program1558745869
Verify Harrison Ngo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
67 Medicare Part D claims for 21 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Harrison Ngo among 17,696 internal medicine physician records in California
Harrison Ngo, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 95% of them.
- NPI issued2022 · 95% of these records are older, 2% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,423 internal medicine physician records list a practice address in Los Angeles
They are 1,423 of the 69,537 NPPES records with a practice address in Los Angeles, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Los Angeles → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Lisa Altman, M.D.Los Angeles, CA 900731326145095
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- Joselynn Brazier, M.D.Los Angeles, CA 900731548273188
- Lisa Davis, M.D.Los Angeles, CA 900731376590687
- Peter Glassman, MBBSLos Angeles, CA 900731417976481
- Mark Horng, MDLos Angeles, CA 900731295739043
- Azadeh Lankarani-Fard, M.D.Los Angeles, CA 900731699871749
- Karl LorenzLos Angeles, CA 900731912017740
Common questions
What is Harrison Ngo, MD's NPI number?
Harrison Ngo, MD's National Provider Identifier (NPI) is 1922740554, issued on Apr 13, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Harrison Ngo, MD located?
The NPPES record lists a practice address at 11301 Wilshire Blvd, Los Angeles, CA, 90073. Phone: (310) 268-3752. Providers update this record themselves, so call before visiting.
How can I verify Harrison Ngo, MD's license?
Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Harrison Ngo, MD prescribe under Medicare Part D?
In 2024, Harrison Ngo, MD had 67 Medicare Part D claims for 21 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.