NPPES file of Aug 9, 2026

Eun-Jung Park, MD

Internal Medicine Physician · Monterey, CA

Eun-Jung Park, MD is an internal medicine physician with a practice address in Monterey, California, and NPI 1598866162, issued on Sep 26, 2006. Check the license (California A66034, 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
1598866162
Name
Eun-Jung Park
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A66034 CA
Self-reported in NPPES; status is on the state search
Practice location
60 Garden CT, Monterey, CA 93940
Phone
(831) 647-3192
Enumerated
Sep 26, 2006
Record last updated
Jun 25, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(831) 642-9133
Medicaid ID
00A660340 CA
Medicare enrollment
Enrolled (PECOS I20040721000947); accepts Medicare assignment
Medical or professional school
Columbia University College Of Physicians And Surgeons, 1994
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 60 Garden CT

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

  1. Janine Boyer, PTPhysical Therapist1003164880
  2. Barbara Dangerfield, PT, CWSPhysical Therapist1912255795

Verify Eun-Jung Park in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A66034
    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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27% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,330 Medicare Part D claims for 201 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Eun-Jung Park2,330
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium336 claims
  2. Losartan Potassium191 claims
  3. Ezetimibe156 claims
  4. Levothyroxine Sodium145 claims
  5. Amlodipine Besylate124 claims
  6. Hydrochlorothiazide78 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): 84 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 score83.1
  2. Costout of 100 · 30%63.6
  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).

Industry payments in 2024: $510.71

13 payments; by number, the most common kind was food and beverage; the largest payer was Edwards Lifesciences Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Eun-Jung Park$510.71
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital affiliation

  1. Community Hospital OF The Monterey PeninsulaMonterey, CA · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Eun-Jung Park among 17,696 internal medicine physician records in California

Eun-Jung Park, 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 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1994 · median 2004 among the 11,065 with a school on file
  • Record last updated2020 · 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).

29 internal medicine physician records list a practice address in Monterey

They are 29 of the 1,945 NPPES records with a practice address in Monterey, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Rebecca Abundis, D.OMonterey, CA 939401144227372
  2. Najwa Bahu Baugh, M.D.Monterey, CA 939401891893657
  3. Ronald Garren, M.D.Monterey, CA 939401720152663
  4. Craig Geiler, M.D.Monterey, CA 939401891711529
  5. Sattar Hadi, MDMonterey, CA 939401437105145
  6. Georgina Heal, M.D.Monterey, CA 939401639129901
  7. Edward Kennedy, MDMonterey, CA 939401912098534
  8. Richard King, MDMonterey, CA 939401144390048

Common questions

What is Eun-Jung Park, MD's NPI number?

Eun-Jung Park, MD's National Provider Identifier (NPI) is 1598866162, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Eun-Jung Park, MD located?

The NPPES record lists a practice address at 60 Garden CT, Monterey, CA, 93940. Phone: (831) 647-3192. Providers update this record themselves, so call before visiting.

How can I verify Eun-Jung Park, MD's license?

NPPES lists California license number A66034, 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 Eun-Jung Park, MD prescribe under Medicare Part D?

In 2024, Eun-Jung Park, MD had 2,330 Medicare Part D claims for 201 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Eun-Jung Park, MD's MIPS final score?

The 2023 MIPS final score is 84 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.