Registry data as of Aug 27, 2026

Jamal Jefferson, MD

Emergency Medicine Physician · Oakland, CA

Jamal Jefferson, MD is an emergency medicine physician with a practice address in Oakland, California, and NPI 1790244523, issued on Mar 19, 2019. Check the license (California A177249, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1790244523
Name
Jamal Jefferson
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
A177249 CA
Self-reported in NPPES; status is on the state search
Practice location
1411 E 31St St # 22123, Oakland, CA 94602
Phone
(510) 437-4564
Enumerated
Mar 19, 2019
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1411 E 31St St # 22123

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

  1. Jeremiah CrossStudent in an Organized Health Care Education/Training Program1841759636
  2. Raghav Goyal, MDStudent in an Organized Health Care Education/Training Program1245817022
  3. Kristen Hancock, MDStudent in an Organized Health Care Education/Training Program1780261040
  4. Gi Xiang LeeStudent in an Organized Health Care Education/Training Program1033613393
  5. Amy Liang, MDEmergency Medicine Physician1588161210
  6. Azad Molla Hosseini, MDEmergency Medicine Physician1396373486

Verify Jamal Jefferson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A177249
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

47% fewer Medicare Part D claims than the average emergency medicine physician in 2024

187 Medicare Part D claims for 124 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D. 21 claims were for opioids.

  1. Jamal Jefferson187
  2. Specialty average355

Most prescribed

  1. Hydrocodone-Acetaminophen18 claims
  2. Ibuprofen14 claims
  3. Prednisone14 claims
  4. Doxycycline Hyclate13 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 Medicare quality score for 2023: 91 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 score82.1
  2. Costout of 100 · 30%64.1
  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).

Industry payments in 2024: $22.92

1 payment, mostly food and beverage; the largest payer was Gilead Sciences, Inc.. The 12,165 providers of this specialty with any payment received $1,340.71 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jamal Jefferson$22.92
  2. Specialty average$1,340.71

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Pacific Redwood Medical Group IncUkiah, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

211 emergency medicine physician records list a Oakland practice address

They are 211 of the 18,558 NPPES records with a Oakland practice address, and 7,133 emergency medicine physician records in California.

Other emergency medicine physician records in California

  1. Cooper Aakhus, MDStanford, CA1194351007
  2. Pyra Aarden, MDMartinez, CA1417058199
  3. Neal Aaron, D.O.Encinitas, CA1114283520
  4. Eric AaserudeWalnut Creek, CA1811491194
  5. Nader Abas, MDBarstow, CA1346288305
  6. Michael Abbo, MDNovato, CA1205819042
  7. Daniel Abbott, MDFullerton, CA1518907864
  8. Paul-Andre Abboud, M.D.Oakland, CA1710065503
  9. Mostafa Abdel-Hamid, MDStanford, CA1457918740
  10. Ashraf Abdel-KerimChino, CA1396961538

Common questions

What is Jamal Jefferson, MD's NPI number?

Jamal Jefferson, MD's National Provider Identifier (NPI) is 1790244523, issued on Mar 19, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Jamal Jefferson, MD located?

The NPPES record lists a practice address at 1411 E 31St St # 22123, Oakland, CA, 94602. Phone: (510) 437-4564. Providers update this record themselves, so call before visiting.

How can I verify Jamal Jefferson, MD's license?

NPPES lists California license number A177249, 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 Jamal Jefferson, MD prescribe under Medicare Part D?

In 2024, Jamal Jefferson, MD had 187 Medicare Part D claims for 124 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.

What is Jamal Jefferson, MD's Medicare quality score?

The 2023 MIPS final score is 91 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.