NPPES file of Aug 9, 2026

Katherine Siroky, MD

Family Medicine Physician · Oceanside, CA

Katherine Siroky, MD is a family medicine physician with a practice address in Oceanside, California, and NPI 1033798699, issued on Apr 2, 2021. Check the license (California A182040, 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
1033798699
Name
Katherine Siroky
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A182040 CA
Self-reported in NPPES; status is on the state search
Practice location
2205 Vista Way, Oceanside, CA 92054
Phone
(760) 704-5840
Enumerated
Apr 2, 2021
Record last updated
Sep 26, 2024
Medicare enrollment
Enrolled (PECOS I20241004003197); accepts Medicare assignment
Medical or professional school
University Of Michigan Medical School, 2015
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 2205 Vista Way

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

  1. Kevin Barrette, M.D.Pain Medicine (Physical Medicine & Rehabilitation) Physician1851785299
  2. Jeffrey Belanoff, MDInternal Medicine Physician1962426510
  3. Janie Bodman, ODOptometrist1235195082
  4. Oscar Cook, M.D.Family Medicine Physician1407115983
  5. Jennifer D'Olimpio, DPTPhysical Therapist1952013005
  6. Mallery Eppler, AUDAudiologist1881224087

Verify Katherine Siroky in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A182040
    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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89% fewer Medicare Part D claims than the average family medicine physician in 2024

378 Medicare Part D claims for 83 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 19 claims were for opioids.

  1. Katherine Siroky378
  2. Specialty average3,544

Most prescribed

  1. Losartan Potassium32 claims
  2. Gabapentin19 claims
  3. Atorvastatin Calcium18 claims
  4. Rosuvastatin Calcium16 claims
  5. Tamsulosin Hcl15 claims
  6. Famotidine14 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.

Bills Medicare through one group practice

  1. Scripps HealthOceanside, CA

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

Katherine Siroky among 17,133 family medicine physician records in California

Katherine Siroky, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 91% of them.

  • NPI issued2021 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2015 · median 2005 among the 10,652 with a school on file
  • Record last updated2024 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

68 family medicine physician records list a practice address in Oceanside

They are 68 of the 3,438 NPPES records with a practice address in Oceanside, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Oscar Cook, M.D.Oceanside, CA 920541407115983
  2. Yaminah Espinosa-Silva, D.O.Oceanside, CA 920541003172016
  3. Folayan Goodson, MDOceanside, CA 920541528035375
  4. James Groth, MDOceanside, CA 920541376567586
  5. Aleksandr Kovalskiy, MDOceanside, CA 920541679078117
  6. Dayanthi Kurukulasuriya, D.O.Oceanside, CA 920541205246865
  7. Lisa McDaniel, M.D.Oceanside, CA 920541477933026
  8. Diana Miller, D.O.Oceanside, CA 920541407204969

Common questions

What is Katherine Siroky, MD's NPI number?

Katherine Siroky, MD's National Provider Identifier (NPI) is 1033798699, issued on Apr 2, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Siroky, MD located?

The NPPES record lists a practice address at 2205 Vista Way, Oceanside, CA, 92054. Phone: (760) 704-5840. Providers update this record themselves, so call before visiting.

How can I verify Katherine Siroky, MD's license?

NPPES lists California license number A182040, 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 Katherine Siroky, MD prescribe under Medicare Part D?

In 2024, Katherine Siroky, MD had 378 Medicare Part D claims for 83 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.