NPPES file of Aug 9, 2026

Melissa Ellen Ho, MD

Internal Medicine Physician · Los Angeles, CA

Melissa Ellen Ho, MD is an internal medicine physician with a practice address in Los Angeles, California, and NPI 1548897093, issued on Mar 25, 2020. Check the license (California A187607, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548897093
Name
Melissa Ellen Ho
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A187607 CA
Self-reported in NPPES; status is on the state search
Practice location
1200 N State Street Clinic Tower, Los Angeles, CA 90033
Phone
(755) 632-3409
Enumerated
Mar 25, 2020
Record last updated
May 15, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1200 N State Street Clinic Tower

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Phillip AbarcaStudent in an Organized Health Care Education/Training Program1144857947
  2. Blake AdnaniStudent in an Organized Health Care Education/Training Program1376123588
  3. Abhimanyu Amarnani, MD, PHDStudent in an Organized Health Care Education/Training Program1518594076
  4. Giordano Arostegui, MDStudent in an Organized Health Care Education/Training Program1366022238
  5. Henry Avetisian, MDStudent in an Organized Health Care Education/Training Program1659215267
  6. Vanessa Castillo, MDHospitalist Physician1407483605

Verify Melissa Ellen Ho in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A187607
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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79% fewer Medicare Part D claims than the average internal medicine physician in 2024

656 Medicare Part D claims for 174 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Melissa Ho656
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium53 claims
  2. Amlodipine Besylate32 claims
  3. Lisinopril31 claims
  4. Metformin Hcl19 claims
  5. Levothyroxine Sodium18 claims
  6. Losartan Potassium17 claims

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.

Melissa Ellen Ho among 17,696 internal medicine physician records in California

Melissa Ellen Ho, 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 2020, is newer than 89% of them.

  • NPI issued2020 · 89% of these records are older, 8% 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.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Ron Ben-Ari, M.D.Los Angeles, CA 900331275562431
  2. John Brodhead, M.D.Los Angeles, CA 900331760424824
  3. Bharat Chaudry, M.D.Los Angeles, CA 900331194754374
  4. William Hardy, M.D.Los Angeles, CA 900331760410518
  5. Howard Hodis, M.D.Los Angeles, CA 900331407894009
  6. Eric Hsieh, M.D.Los Angeles, CA 900331811941974
  7. Jenny Hwang, M.D.Los Angeles, CA 900331578548764
  8. Michael Karp, M.D.Los Angeles, CA 900331336177229

Common questions

What is Melissa Ellen Ho, MD's NPI number?

Melissa Ellen Ho, MD's National Provider Identifier (NPI) is 1548897093, issued on Mar 25, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Ellen Ho, MD located?

The NPPES record lists a practice address at 1200 N State Street Clinic Tower, Los Angeles, CA, 90033. Phone: (755) 632-3409. Providers update this record themselves, so call before visiting.

How can I verify Melissa Ellen Ho, MD's license?

NPPES lists California license number A187607, as entered by the provider. 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 Melissa Ellen Ho, MD prescribe under Medicare Part D?

In 2024, Melissa Ellen Ho, MD had 656 Medicare Part D claims for 174 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.