NPPES file of Aug 9, 2026

Joshua Martin Wieder, MD

Dermatology Physician · Los Angeles, CA

Joshua Martin Wieder, MD is a dermatology physician with a practice address in Los Angeles, California, and NPI 1750315404, issued on Jul 10, 2006. Check the license (California G70745, 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
1750315404
Name
Joshua Martin Wieder
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
G70745 CA
Self-reported in NPPES; status is on the state search
Practice location
12301 Wilshire Blvd, Los Angeles, CA 90025
Phone
(310) 207-8900
Enumerated
Jul 10, 2006
Record last updated
Jan 19, 2015 (not updated in 11 years: call before relying on the address or phone)
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 12301 Wilshire Blvd

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

  1. William ChappelleMarriage & Family Therapist1821223215
  2. Merly CostaPsychiatric/Mental Health Nurse Practitioner1588400261
  3. Victoria Davidovsky Lucas, D.C.Chiropractor1639215346
  4. Dominique Fradin-Read, M.D.,MPHSpecialist1851488316
  5. Rachel Gerretsen, LMFTMarriage & Family Therapist1720571896
  6. Janis Goldman, PH.D., PSY.D.Psychoanalysis Psychologist1619195286

Verify Joshua Martin Wieder in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G70745
    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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47% fewer Medicare Part D claims than the average dermatology physician in 2024

419 Medicare Part D claims for 172 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Joshua Wieder419
  2. Specialty average797

Most prescribed

  1. Triamcinolone Acetonide78 claims
  2. Ketoconazole48 claims
  3. Mupirocin24 claims
  4. Valacyclovir23 claims
  5. Clobetasol Propionate21 claims
  6. Ciclopirox18 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 MIPS final score for 2023 (Medicare payment program): 47.7 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score59.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%0.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $106.22

5 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joshua Wieder$106.22
  2. Specialty average$8,544.61

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

Joshua Martin Wieder among 2,083 dermatology physician records in California

Joshua Martin Wieder, MD is one of 2,083 dermatology physician records with a practice address in California. 83% 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, 56% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 70% of these records are
  • Record last updated2015 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dermatology Physician providers in California

There are 2,083 dermatology physician records in California.

The 8 dermatology physician records with the nearest ZIP codes

  1. Mina Amin, MDLos Angeles, CA 900251417451196
  2. Stephen Baccari, NPLos Angeles, CA 900251427892884
  3. Kathy Langevin, M.D.Los Angeles, CA 900251427169531
  4. Casey Lubner, MDLos Angeles, CA 900251205331071
  5. Eric Meinhardt, M.D.Los Angeles, CA 900251033436654
  6. Margaret Olsen Kohner, MDLos Angeles, CA 900251477625747
  7. Andrew Park, MDLos Angeles, CA 900251033678305
  8. Daniel Taheri, M.D.Los Angeles, CA 900251992774681

Common questions

What is Joshua Martin Wieder, MD's NPI number?

Joshua Martin Wieder, MD's National Provider Identifier (NPI) is 1750315404, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joshua Martin Wieder, MD located?

The NPPES record lists a practice address at 12301 Wilshire Blvd, Los Angeles, CA, 90025. Phone: (310) 207-8900. Providers update this record themselves, so call before visiting.

How can I verify Joshua Martin Wieder, MD's license?

NPPES lists California license number G70745, 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 Joshua Martin Wieder, MD prescribe under Medicare Part D?

In 2024, Joshua Martin Wieder, MD had 419 Medicare Part D claims for 172 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Joshua Martin Wieder, MD's MIPS final score?

The 2023 MIPS final score is 47.7 of 100. 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.