Jaffar Abbas Tremazi, MD
Rheumatology Physician · Pomona, CA
Jaffar Abbas Tremazi, MD is a rheumatology physician with a practice address in Pomona, California, and NPI 1649248782, issued on Mar 14, 2006. Check the license (California A82895, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jaffar Abbas Tremazi
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- A82895 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1904 N Orange Grove Ave, Pomona, CA 91767
- Phone
- (909) 469-1823
- Enumerated
- Mar 14, 2006
- Record last updated
- Feb 20, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (909) 469-1827
- Medicaid ID
- 00A828950 CA
- Medicare enrollment
- Enrolled (PECOS I20050914000325); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 926 in California → Look up another NPI →
Also registered at 1904 N Orange Grove Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jaffar Abbas Tremazi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A82895Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.7 times the Medicare Part D claims of the average rheumatology physician in 2024
5,384 Medicare Part D claims for 606 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. 972 claims were for opioids.
Most prescribed
- Methotrexate602 claims
- Hydrocodone-Acetaminophen548 claims
- Hydroxychloroquine Sulfate328 claims
- Prednisone293 claims
- Tramadol Hcl280 claims
- Duloxetine Hcl194 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): 81.4 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,246.41
45 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Chaparral Medical Group IncPomona, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jaffar Abbas Tremazi among 926 rheumatology physician records in California
Jaffar Abbas Tremazi, MD is one of 926 rheumatology 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 55% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1998 · median 2003 among the 641 with a school on file
- Record last updated2020 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in California
There are 926 rheumatology physician records in California.
All 926 in California → Every provider in Pomona → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Emmanuel Katsaros, D.O.Pomona, CA 917661144240961
- Saru Sachdeva, M.D.Ontario, CA 917641841470630
- Huynh Tran, MD, DPDRosemead, CA 917701649566571
- Michael KwarkMonterey Park, CA 917541033798269
- Winnie Pang, M.D.Monterey Park, CA 917541962734798
- Ramachandran Srinivasan, M.D.Monterey Park, CA 917541689865503
- Li Yang, M.D.Monterey Park, CA 917541093918112
- Antony Hou, M.D.Upland, CA 917861114926367
Common questions
What is Jaffar Abbas Tremazi, MD's NPI number?
Jaffar Abbas Tremazi, MD's National Provider Identifier (NPI) is 1649248782, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jaffar Abbas Tremazi, MD located?
The NPPES record lists a practice address at 1904 N Orange Grove Ave, Pomona, CA, 91767. Phone: (909) 469-1823. Providers update this record themselves, so call before visiting.
How can I verify Jaffar Abbas Tremazi, MD's license?
NPPES lists California license number A82895, 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 Jaffar Abbas Tremazi, MD prescribe under Medicare Part D?
In 2024, Jaffar Abbas Tremazi, MD had 5,384 Medicare Part D claims for 606 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
What is Jaffar Abbas Tremazi, MD's MIPS final score?
The 2023 MIPS final score is 81.4 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.