NPPES file of Aug 9, 2026

Ulrike Luderer, MD

Occupational Medicine Physician · Irvine, CA

Ulrike Luderer, MD is an occupational medicine physician with a practice address in Irvine, California, and NPI 1699855858, issued on Oct 16, 2006. Check the license (California 000000G85505, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1699855858
Name
Ulrike Luderer
Credential
MD
Primary taxonomy
Occupational Medicine Physician 2083X0100X
License number
000000G85505 CA
Self-reported in NPPES; status is on the state search
Practice location
19722 Macarthur Blvd, Irvine, CA 92612
Phone
(949) 824-8641
Enumerated
Oct 16, 2006
Record last updated
Mar 7, 2023
Medicare enrollment
Enrolled (PECOS I20080225000635); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 1992
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.
Download card Updates feed

Also registered at 19722 Macarthur Blvd

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

  1. Diane Basurto, RDRegistered Dietitian1316501539
  2. Hyejin Cho, RDRegistered Dietitian1053137133
  3. Karen Deck, N.P.Family Nurse Practitioner1265652671
  4. Marion Fedoruk, MDOccupational Medicine Physician1265500581
  5. Amanda Gebhart, RD, CNSCRegistered Dietitian1841956422
  6. Jean Gehricke, PH.D.Clinical Psychologist1073742854

Verify Ulrike Luderer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 000000G85505
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

The MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score82.4
  2. Costnot scored (reweighted)
  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; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. UC RegentsOrange, CA

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

Ulrike Luderer among 415 occupational medicine physician records in California

Ulrike Luderer, MD is one of 415 occupational medicine physician records with a practice address in California. 30% 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 2% of them.

  • NPI issued2006 · 2% of these records are older, 57% newer
  • In a Medicare fileYes · 30% of these records are
  • In the CMS Doctors and Clinicians fileYes · 12% of these records are
  • Graduated1992 · median 1995 among the 51 with a school on file
  • Record last updated2023 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083X0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Occupational Medicine Physician providers in California

There are 415 occupational medicine physician records in California.

The 8 occupational medicine physician records with the nearest ZIP codes

  1. Marion Fedoruk, MDIrvine, CA 926121265500581
  2. Alya Khan, M.D.Irvine, CA 926121730312729
  3. Tracy Lee, M.D.Irvine, CA 926121598991283
  4. Neesha Mody, MDIrvine, CA 926121528455805
  5. Julie Fuller, MDIrvine, CA 926141194828822
  6. Steven Rosen, M.D.Irvine, CA 926141457612236
  7. Sonya Buchanan, M.D.Irvine, CA 926181053439083
  8. Rasoul Montazeri, D.O.Irvine, CA 926181992068191

Common questions

What is Ulrike Luderer, MD's NPI number?

Ulrike Luderer, MD's National Provider Identifier (NPI) is 1699855858, issued on Oct 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ulrike Luderer, MD located?

The NPPES record lists a practice address at 19722 Macarthur Blvd, Irvine, CA, 92612. Phone: (949) 824-8641. Providers update this record themselves, so call before visiting.

How can I verify Ulrike Luderer, MD's license?

NPPES lists California license number 000000G85505, 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.

What is Ulrike Luderer, MD's MIPS final score?

The 2023 MIPS final score is 100 of 100. 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.