NPPES file of Aug 9, 2026

Stephen Robert Kruger, DO

Family Medicine Physician · Tracy, CA

Stephen Robert Kruger, DO is a family medicine physician with a practice address in Tracy, California, and NPI 1053979674, issued on May 29, 2019. Check the license (California 20A22402, 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
1053979674
Name
Stephen Robert Kruger
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
20A22402 CA
25MB11240400 NJ
315634 NY
Self-reported in NPPES; status is on the state search
Practice location
445 W Eaton Ave, Tracy, CA 95376
Phone
(209) 830-4075
Enumerated
May 29, 2019
Record last updated
May 10, 2024
Medicare enrollment
Enrolled (PECOS I20240523003521); accepts Medicare assignment
Medical or professional school
New York College Of Osteo Medicine Of New York Institute Of Technology, 2019
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 445 W Eaton Ave

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

  1. Ahmad Ahmadzia, M.D.Hospitalist Physician1700013448
  2. Sumbella Baqai, M.D.Internal Medicine Physician1801045679
  3. Ross Caulfield, MDFamily Medicine Physician1356764518
  4. Sravya DasyamHospitalist Physician1588070056
  5. Jasdeep Dhami, M.D.Family Medicine Physician1770978579
  6. Philip Ding, MDSurgery Physician1023285400

Verify Stephen Robert Kruger in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A22402
    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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94% fewer Medicare Part D claims than the average family medicine physician in 2024

195 Medicare Part D claims for 155 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Stephen Kruger195
  2. Specialty average3,544

Most prescribed

  1. Nitrofurantoin Mono-Macro19 claims
  2. Amoxicillin-Clavulanate Potass16 claims
  3. Fluticasone Propionate16 claims
  4. Albuterol Sulfate Hfa12 claims
  5. Cephalexin12 claims
  6. Doxycycline Monohydrate11 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): 76.5 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 score64.0
  2. Costout of 100 · 30%57.7
  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. Sutter Valley Medical FoundationSacramento, CA

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

Stephen Robert Kruger among 17,133 family medicine physician records in California

Stephen Robert Kruger, DO 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 2019, is newer than 85% of them.

  • NPI issued2019 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2019 · 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).

35 family medicine physician records list a practice address in Tracy

They are 35 of the 1,864 NPPES records with a practice address in Tracy, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Robert Acosta, D.O.Tracy, CA 953761003853649
  2. Ross Caulfield, MDTracy, CA 953761356764518
  3. Deepthy Damien, M.D.Tracy, CA 953761811222391
  4. Jasdeep Dhami, M.D.Tracy, CA 953761770978579
  5. Shital Hubli, M.D.Tracy, CA 953761053339127
  6. Devinder Makker, MDTracy, CA 953761568421030
  7. Pranjalkumar Patel, M.D.Tracy, CA 953761225233133
  8. Ian Pulliam, D.O.Tracy, CA 953761245262682

Common questions

What is Stephen Robert Kruger, DO's NPI number?

Stephen Robert Kruger, DO's National Provider Identifier (NPI) is 1053979674, issued on May 29, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Robert Kruger, DO located?

The NPPES record lists a practice address at 445 W Eaton Ave, Tracy, CA, 95376. Phone: (209) 830-4075. Providers update this record themselves, so call before visiting.

How can I verify Stephen Robert Kruger, DO's license?

NPPES lists California license number 20A22402, 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 Stephen Robert Kruger, DO prescribe under Medicare Part D?

In 2024, Stephen Robert Kruger, DO had 195 Medicare Part D claims for 155 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Stephen Robert Kruger, DO's MIPS final score?

The 2023 MIPS final score is 76.5 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.