NPPES file of Aug 9, 2026

Joseph J. Pachorek, M.D.

Internal Medicine Physician · Pasadena, CA

Joseph J. Pachorek, M.D. is an internal medicine physician with a practice address in Pasadena, California, and NPI 1881622843, issued on Jun 29, 2006. Check the license (California G61061, 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
1881622843
Name
Joseph J. Pachorek
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G61061 CA
Self-reported in NPPES; status is on the state search
Practice location
630 S Raymond Ave, Pasadena, CA 91105
Phone
(626) 795-4223
Enumerated
Jun 29, 2006
Record last updated
Oct 22, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20101213000869); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 1986
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 630 S Raymond Ave

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

  1. Asa Albecz, REEGT RPSGTEEG Technician1316493737
  2. Igor Fineman, M.D.Neurological Surgery Physician1346250073
  3. Anchel Furman, M.D.Internal Medicine Physician1104970250
  4. Linda Hillier, D.O.Internal Medicine Physician1407029192
  5. Glenn Littenberg, M.D.Gastroenterology Physician1033184973
  6. Mary Mioux Berry, DOPhysical Medicine & Rehabilitation Physician1023014750

Verify Joseph J. Pachorek in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G61061
    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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3.1 times the Medicare Part D claims of the average internal medicine physician in 2024

9,927 Medicare Part D claims for 938 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 46 claims were for opioids.

  1. Joseph Pachorek9,927
  2. Specialty average3,176

Most prescribed

  1. Rosuvastatin Calcium847 claims
  2. Atorvastatin Calcium704 claims
  3. Levothyroxine Sodium371 claims
  4. Amlodipine Besylate353 claims
  5. Ezetimibe321 claims
  6. Metformin Hcl Er313 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): 92.1 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 score100.0
  2. Costout of 100 · 30%73.6
  3. Promoting interoperabilitynot scored (reweighted)
  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: $998.95

50 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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. Joseph Pachorek$998.95
  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.

Bills Medicare through one group practice

  1. Joseph J. Pachorek MD Inc A California CorporationPasadena, CA

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

137 internal medicine physician records list a practice address in Pasadena

They are 137 of the 10,525 NPPES records with a practice address in Pasadena, and 17,696 internal medicine physician records in California.

Other internal medicine physician records in California

  1. Jacob Aaron, MDSan Francisco, CA1407202518
  2. Alistair Aaronson, MDStanford, CA1457628760
  3. Jose Abad., MDSacramento, CA1144607219
  4. Donna Abare, MDOakland, CA1386722155
  5. Marce AbareScotts Valley, CA1457744708
  6. Samuel Abarte, M.D.Chula Vista, CA1578535498
  7. Alexander Abary, MDLong Beach, CA1104995919
  8. Luba Abascal, MDSan Francisco, CA1023180874
  9. Michael Abate, MDSacramento, CA1548248131
  10. Wali Abawi, D.O.Joshua Tree, CA1104362268

Common questions

What is Joseph J. Pachorek, M.D.'s NPI number?

Joseph J. Pachorek, M.D.'s National Provider Identifier (NPI) is 1881622843, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joseph J. Pachorek, M.D. located?

The NPPES record lists a practice address at 630 S Raymond Ave, Pasadena, CA, 91105. Phone: (626) 795-4223. Providers update this record themselves, so call before visiting.

How can I verify Joseph J. Pachorek, M.D.'s license?

NPPES lists California license number G61061, 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 Joseph J. Pachorek, M.D. prescribe under Medicare Part D?

In 2024, Joseph J. Pachorek, M.D. had 9,927 Medicare Part D claims for 938 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Joseph J. Pachorek, M.D.'s MIPS final score?

The 2023 MIPS final score is 92.1 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.