NPPES file of Aug 9, 2026

Joss Cohen, M.D.

Neurology Physician · Santa Monica, CA

Joss Cohen, M.D. is a neurology physician with a practice address in Santa Monica, California, and NPI 1235689332, issued on Oct 12, 2016. Check the license (California A155119, 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
1235689332
Name
Joss Cohen
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
A155119 CA
Self-reported in NPPES; status is on the state search
Practice location
1801 Wilshire Blvd Ste 100, Santa Monica, CA 90403
Phone
(310) 319-5098
Enumerated
Oct 12, 2016
Record last updated
Aug 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210609001189); accepts Medicare assignment
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 1801 Wilshire Blvd Ste 100

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

  1. Alicia Brady, MDNeurology Physician1316566532
  2. Nigar Dargah-Zada, M. D.Neurology Physician1528475969
  3. Shamsha Doran, MDNeurology Physician1508065947
  4. Michael Ho, M.D.Neurology Physician1013171834
  5. Doojin Kim, MDNeurology Physician1487679858
  6. Mary Catherine Mayo, M.D.Neurology Physician1922326735

Verify Joss Cohen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A155119
    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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29% fewer Medicare Part D claims than the average neurology physician in 2024

976 Medicare Part D claims for 256 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.

  1. Joss Cohen976
  2. Specialty average1,370

Most prescribed

  1. Carbidopa-Levodopa115 claims
  2. Gabapentin84 claims
  3. Donepezil Hcl73 claims
  4. Levetiracetam69 claims
  5. Nortriptyline Hcl40 claims
  6. Pregabalin40 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): 90.8 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 score85.8
  2. Costout of 100 · 30%80.8
  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: $2,268.18

101 payments; by number, the most common kind was food and beverage; the largest payer was Ucb, Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joss Cohen$2,268.18
  2. Specialty average$8,318.07

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. Regents OF The University OF California Los AngelesSanta Monica, CA

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

Joss Cohen among 2,339 neurology physician records in California

Joss Cohen, M.D. is one of 2,339 neurology 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 2016, is newer than 78% of them.

  • NPI issued2016 · 78% of these records are older, 19% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2021 · median 2006 among the 1,628 with a school on file
  • Record last updated2021 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in California

There are 2,339 neurology physician records in California.

The 8 neurology physician records with the nearest ZIP codes

  1. Margaret Adler, MDSanta Monica, CA 904031457518276
  2. Marisa Chang, MDSanta Monica, CA 904031730348269
  3. Dorothy Dada, MD, PHDSanta Monica, CA 904031528479383
  4. Shamsha Doran, MDSanta Monica, CA 904031508065947
  5. Daniel Franc, MDSanta Monica, CA 904031548589799
  6. Michael Ho, M.D.Santa Monica, CA 904031013171834
  7. Santosh Kesari, MD PHDSanta Monica, CA 904031891785960
  8. Doojin Kim, MDSanta Monica, CA 904031487679858

Common questions

What is Joss Cohen, M.D.'s NPI number?

Joss Cohen, M.D.'s National Provider Identifier (NPI) is 1235689332, issued on Oct 12, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Joss Cohen, M.D. located?

The NPPES record lists a practice address at 1801 Wilshire Blvd Ste 100, Santa Monica, CA, 90403. Phone: (310) 319-5098. Providers update this record themselves, so call before visiting.

How can I verify Joss Cohen, M.D.'s license?

NPPES lists California license number A155119, 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 Joss Cohen, M.D. prescribe under Medicare Part D?

In 2024, Joss Cohen, M.D. had 976 Medicare Part D claims for 256 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Joss Cohen, M.D.'s MIPS final score?

The 2023 MIPS final score is 90.8 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.