NPPES file of Aug 9, 2026

Jonathan Scott McWhorter, M.D.

Emergency Medicine Physician · Los Angeles, CA

Jonathan Scott McWhorter, M.D. is an emergency medicine physician with a practice address in Los Angeles, California, and NPI 1699919746, issued on Apr 20, 2009. Check the license (California A116286, 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
1699919746
Name
Jonathan Scott McWhorter
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
A116286 CA
Self-reported in NPPES; status is on the state search
Practice location
757 Westwood Plz Ste 1517, Los Angeles, CA 90095
Phone
(310) 825-9111
Enumerated
Apr 20, 2009
Record last updated
Apr 1, 2024
Medicare enrollment
Enrolled (PECOS I20121108000528); accepts Medicare assignment
Medical or professional school
Emory University School Of Medicine, 2009
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 757 Westwood Plz Ste 1517

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

  1. Abdulkareem AgunbiadeEmergency Medicine Physician1306290911
  2. Zainab AhmedEmergency Medicine Physician1659908465
  3. Haig Aintablian, MDEmergency Medicine Physician1740783570
  4. Daniela AlarconEmergency Medicine Physician1528647294
  5. Derek AltemaEmergency Medicine Physician1023663671
  6. Bianca Choe, D.O.Emergency Medicine Physician1558758342

Verify Jonathan Scott McWhorter in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A116286
    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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37% fewer Medicare Part D claims than the average emergency medicine physician in 2024

142 Medicare Part D claims for 99 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 18 claims were for opioids.

  1. Jonathan McWhorter142
  2. Specialty average226

Most prescribed

  1. Cephalexin17 claims
  2. Ibuprofen14 claims
  3. Hydrocodone-Acetaminophen13 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): 100 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 score94.1
  2. Costout of 100 · 30%78.7
  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).

Bills Medicare through one group practice

  1. Antelope Valley Emergency Medical Associates IncLancaster, CA

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

Jonathan Scott McWhorter among 7,751 emergency medicine physician records in California

Jonathan Scott McWhorter, M.D. is one of 7,751 emergency 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 2009, is newer than 54% of them.

  • NPI issued2009 · 54% of these records are older, 42% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2009 · median 2011 among the 4,560 with a school on file
  • Record last updated2024 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Rebecca Bavolek, MDLos Angeles, CA 900951942407556
  2. Robert Casey, MDLos Angeles, CA 900951790904597
  3. Priscilla Hanudel, M.D.Los Angeles, CA 900951902068505
  4. Gregory Hendey, MDLos Angeles, CA 900951942317391
  5. Aliasgher Hussain, M.D.Los Angeles, CA 900951699986810
  6. Amy Peng, M.D.Los Angeles, CA 900951578546479
  7. Jason Prystowsky, MDLos Angeles, CA 900951669407391
  8. Robert Rodriguez, MDLos Angeles, CA 900951194769091

Common questions

What is Jonathan Scott McWhorter, M.D.'s NPI number?

Jonathan Scott McWhorter, M.D.'s National Provider Identifier (NPI) is 1699919746, issued on Apr 20, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Jonathan Scott McWhorter, M.D. located?

The NPPES record lists a practice address at 757 Westwood Plz Ste 1517, Los Angeles, CA, 90095. Phone: (310) 825-9111. Providers update this record themselves, so call before visiting.

How can I verify Jonathan Scott McWhorter, M.D.'s license?

NPPES lists California license number A116286, 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 Jonathan Scott McWhorter, M.D. prescribe under Medicare Part D?

In 2024, Jonathan Scott McWhorter, M.D. had 142 Medicare Part D claims for 99 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Jonathan Scott McWhorter, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 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.