NPPES file of Aug 9, 2026

Michelle Elaine Koski, M.D.

Urogynecology and Reconstructive Pelvic Surgery (Urology) Physician · San Diego, CA

Michelle Elaine Koski, M.D. is a urogynecology and reconstructive pelvic surgery (urology) physician with a practice address in San Diego, California, and NPI 1144377938, issued on Jan 4, 2007. Check the license (California A125665, 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
1144377938
Name
Michelle Elaine Koski
Credential
M.D.
Primary taxonomy
Urogynecology and Reconstructive Pelvic Surgery (Urology) Physician 2088F0040X
License numbers
A125665 CA
MD.203505 LA
34108 SC
Self-reported in NPPES; status is on the state search
Practice location
5893 Copley Dr, San Diego, CA 92111
Phone
(888) 694-7857
Enumerated
Jan 4, 2007
Record last updated
Dec 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(760) 510-5782
Medicaid ID
203505 LA
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 5893 Copley Dr

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

  1. Vickie BrunkAudiologist1861438392
  2. Tony Cheng, MDGastroenterology Physician1629698923
  3. Yu Tin Chu ChenAudiologist1093550923
  4. Soyeon Chung, PH.D.Psychologist1124351804
  5. Jessica Collins, M.D., F.R.C.S.C.Plastic Surgery Physician1629321203
  6. Timothy Craft, M.D.Orthopaedic Trauma Physician1952543423

Verify Michelle Elaine Koski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A125665
    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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44% more Medicare Part D claims than the average urogynecology and reconstructive pelvic surgery (urology) physician in 2024

1,764 Medicare Part D claims for 470 beneficiaries, against an average of 1,228 among the 154 providers of this specialty who prescribed in Part D. 40 claims were for opioids.

  1. Michelle Koski1,764
  2. Specialty average1,228

Most prescribed

  1. Tamsulosin Hcl324 claims
  2. Finasteride175 claims
  3. Myrbetriq165 claims
  4. Trospium Chloride132 claims
  5. Estradiol127 claims
  6. Cephalexin88 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.

Michelle Elaine Koski among 31 urogynecology and reconstructive pelvic surgery (urology) physician records in California

Michelle Elaine Koski, M.D. is one of 31 urogynecology and reconstructive pelvic surgery (urology) physician records with a practice address in California. 100% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 19% of them.

  • NPI issued2007 · 19% of these records are older, 68% newer
  • In a Medicare fileYes · 100% of these records are
  • In the CMS Doctors and Clinicians fileNo · 90% of these records are
  • Record last updated2021 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2088F0040X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urogynecology and Reconstructive Pelvic Surgery (Urology) Physician providers in California

There are 31 urogynecology and reconstructive pelvic surgery (urology) physician records in California.

The 8 urogynecology and reconstructive pelvic surgery (urology) physician records with the nearest ZIP codes

  1. Chong Choe, M.D.Oceansdie, CA 920551861464513
  2. Diana Kang, MDLa Jolla, CA 920371053577478
  3. Saad Juma, MDEncinitas, CA 920241013931930
  4. Junchan Yune, M.D.Loma Linda, CA 923541831398700
  5. Seth Cohen, M.D.Irvine, CA 926181164670287
  6. Leah Nakamura, M.D.Laguna Hills, CA 926531063626893
  7. Poone Shoureshi, M.D.Laguna Hills, CA 926531023472149
  8. Jennifer Gruenenfelder, M.D.Newport Beach, CA 926631922063627

Common questions

What is Michelle Elaine Koski, M.D.'s NPI number?

Michelle Elaine Koski, M.D.'s National Provider Identifier (NPI) is 1144377938, issued on Jan 4, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Elaine Koski, M.D. located?

The NPPES record lists a practice address at 5893 Copley Dr, San Diego, CA, 92111. Phone: (888) 694-7857. Providers update this record themselves, so call before visiting.

How can I verify Michelle Elaine Koski, M.D.'s license?

NPPES lists California license number A125665, 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 Michelle Elaine Koski, M.D. prescribe under Medicare Part D?

In 2024, Michelle Elaine Koski, M.D. had 1,764 Medicare Part D claims for 470 beneficiaries; the average among urogynecology and reconstructive pelvic surgery (urology) physician prescribers was 1,228. 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.