NPPES file of Aug 9, 2026

Jason Eugene Bahk, M.D.

Hospitalist Physician · Santa Monica, CA

Jason Eugene Bahk, M.D. is a hospitalist physician with a practice address in Santa Monica, California, and NPI 1245573187, issued on Mar 28, 2013. Check the license (California A134278, 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
1245573187
Name
Jason Eugene Bahk
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License number
A134278 CA
Self-reported in NPPES; status is on the state search
Practice location
1250 16TH St, Santa Monica, CA 90404
Phone
(310) 319-4698
Enumerated
Mar 28, 2013
Record last updated
Mar 20, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160614001445); accepts Medicare assignment
Medical or professional school
Oregon Health Sciences University School Of Medicine, 2013
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 1250 16TH St

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

  1. Melanie Altamirano-CariagaNurse Practitioner1588060198
  2. Miguel Arellano, NPNurse Practitioner1295460806
  3. Christopher BelfourEmergency Medicine Physician1518259837
  4. Umesh Bhagia, MDSurgery Physician1568468528
  5. Cassandra Blaylock, NPHematology & Oncology Physician1588043400
  6. Bree Blumstein, N.P.Vascular & Interventional Radiology Physician1346600525

Verify Jason Eugene Bahk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A134278
    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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38% fewer Medicare Part D claims than the average hospitalist physician in 2024

321 Medicare Part D claims for 126 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 23 claims were for opioids.

  1. Jason Bahk321
  2. Specialty average521

Most prescribed

  1. Amoxicillin-Clavulanate Potass23 claims
  2. Cefdinir16 claims
  3. Eliquis13 claims
  4. Furosemide12 claims
  5. Pantoprazole Sodium12 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): 86.1 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 score82.9
  2. Costout of 100 · 30%66.7
  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 CaliforniaSanta Monica, CA

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

96 hospitalist physician records list a practice address in Santa Monica

They are 96 of the 5,151 NPPES records with a practice address in Santa Monica, and 3,099 hospitalist physician records in California.

Other hospitalist physician records in California

  1. Zina Abbas, M.D.Chula Vista, CA1962799189
  2. Abdul Abdali, M.D.French Camp, CA1104319771
  3. Michael Abdel-Malek, MDDublin, CA1952388852
  4. Amr Abdelaty, MDWoodland, CA1962996348
  5. Anwar Abdelhadi, M.D.Orange, CA1093784191
  6. Farid Abdelmalak, M.D.Santa Monica, CA1912392937
  7. Elijah AbdelmeseehLong Beach, CA1346827631
  8. Homayoun Abdollahzadeh, M.D.Rancho Mirage, CA1871802454
  9. Wajidah Abdul-KhabirDuarte, CA1215323522
  10. Rizwana Abdullah, MDRoseville, CA1194899401

Common questions

What is Jason Eugene Bahk, M.D.'s NPI number?

Jason Eugene Bahk, M.D.'s National Provider Identifier (NPI) is 1245573187, issued on Mar 28, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Jason Eugene Bahk, M.D. located?

The NPPES record lists a practice address at 1250 16TH St, Santa Monica, CA, 90404. Phone: (310) 319-4698. Providers update this record themselves, so call before visiting.

How can I verify Jason Eugene Bahk, M.D.'s license?

NPPES lists California license number A134278, 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 Jason Eugene Bahk, M.D. prescribe under Medicare Part D?

In 2024, Jason Eugene Bahk, M.D. had 321 Medicare Part D claims for 126 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Jason Eugene Bahk, M.D.'s MIPS final score?

The 2023 MIPS final score is 86.1 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.