NPPES file of Aug 9, 2026

Yung-Shee Jessica Hsu, M.D., MBA

Obstetrics & Gynecology Physician · Santa Monica, CA

Yung-Shee Jessica Hsu, M.D., MBA is an obstetrics & gynecology physician with a practice address in Santa Monica, California, and NPI 1245477652, issued on Jan 7, 2009. Check the license (California A111465, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245477652
Name
Yung-Shee Jessica Hsu
Credential
M.D., MBA
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A111465 CA
Self-reported in NPPES; status is on the state search
Practice location
1245 16TH St, Santa Monica, CA 90404
Phone
(310) 301-8707
Enumerated
Jan 7, 2009
Record last updated
Feb 13, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicaid ID
0A1114650 CA
Medicare enrollment
Enrolled (PECOS I20120703000409); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1245 16TH St

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

  1. Evan Abel, MDEndocrinology, Diabetes & Metabolism Physician1619067238
  2. Terrie Ahn, MDAllergy & Immunology Physician1093166795
  3. Jennifer BarnatoPediatric Nurse Practitioner1952605347
  4. Jessica Bernacki, PH.D.Clinical Psychologist1346598133
  5. Tristan Bickman, MDObstetrics & Gynecology Physician1245253210
  6. Doron Blumenfeld, MDGynecology Physician1619987658

Verify Yung-Shee Jessica Hsu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A111465
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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61% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

65 Medicare Part D claims for 20 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Yung-Shee Hsu65
  2. Specialty average165

Most prescribed

  1. Estradiol26 claims
  2. Progesterone14 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 77.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.5
  2. Costout of 100 · 30%39.9
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. The Regents OF The University OF CaliforniaLos Angeles, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Yung-Shee Jessica Hsu among 5,088 obstetrics & gynecology physician records in California

Yung-Shee Jessica Hsu, M.D., MBA is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 66% of them.

  • NPI issued2009 · 66% of these records are older, 30% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2008 · median 2004 among the 2,700 with a school on file
  • Record last updated2015 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Shamsah Amersi, M.D.Santa Monica, CA 904041699743112
  2. Tristan Bickman, MDSanta Monica, CA 904041245253210
  3. Yvonne Bohn, M.D.Santa Monica, CA 904041417058587
  4. Lawrence Bruksch, M.D.Santa Monica, CA 904041073562203
  5. Richard Frieder, MDSanta Monica, CA 904041457360687
  6. William Growdon, M.D.Santa Monica, CA 904041427154533
  7. Zeina Hijazi, M.DSanta Monica, CA 904041518920974
  8. Karla Iacampo, MDSanta Monica, CA 904041154339083

Common questions

What is Yung-Shee Jessica Hsu, M.D., MBA's NPI number?

Yung-Shee Jessica Hsu, M.D., MBA's National Provider Identifier (NPI) is 1245477652, issued on Jan 7, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Yung-Shee Jessica Hsu, M.D., MBA located?

The NPPES record lists a practice address at 1245 16TH St, Santa Monica, CA, 90404. Phone: (310) 301-8707. Providers update this record themselves, so call before visiting.

How can I verify Yung-Shee Jessica Hsu, M.D., MBA's license?

NPPES lists California license number A111465, 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 Yung-Shee Jessica Hsu, M.D., MBA prescribe under Medicare Part D?

In 2024, Yung-Shee Jessica Hsu, M.D., MBA had 65 Medicare Part D claims for 20 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Yung-Shee Jessica Hsu, M.D., MBA's MIPS final score?

The 2023 MIPS final score is 77.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.