NPPES file of Aug 9, 2026

Stephen Samuel Weigt, MD

Pulmonary Disease Physician · Los Angeles, CA

Stephen Samuel Weigt, MD is a pulmonary disease physician with a practice address in Los Angeles, California, and NPI 1063617116, issued on Jun 19, 2007. Check the license (California A82871, 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
1063617116
Name
Stephen Samuel Weigt
Credential
MD
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
A82871 CA
Self-reported in NPPES; status is on the state search
Practice location
200 Med Plz, Los Angeles, CA 90095
Phone
(310) 825-8061
Enumerated
Jun 19, 2007
Record last updated
Feb 28, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicaid ID
00A828710 CA
Medicare enrollment
Enrolled (PECOS I20070731000129); accepts Medicare assignment
Medical or professional school
Creighton University School Of Medicine, 2001
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 200 Med Plz

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

  1. Julia Bail, RNPGerontology Nurse Practitioner1164592408
  2. Andrew Breithaupt, M.D.MOHS-Micrographic Surgery Physician1437460359
  3. Heidi Butz, NPEndocrinology, Diabetes & Metabolism Physician1003959719
  4. Amy Lin, MDInternal Medicine Physician1619178944
  5. Cheri Lowre, MDObstetrics & Gynecology Physician1215967948
  6. Michael Lu, MDObstetrics & Gynecology Physician1316972219

Verify Stephen Samuel Weigt in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A82871
    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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21% more Medicare Part D claims than the average pulmonary disease physician in 2024

1,718 Medicare Part D claims for 84 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Stephen Weigt1,718
  2. Specialty average1,425

Most prescribed

  1. Sulfamethoxazole-Trimethoprim147 claims
  2. Prednisone142 claims
  3. Azithromycin107 claims
  4. Pantoprazole Sodium94 claims
  5. Valganciclovir Hcl86 claims
  6. Ofev65 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): 86.1 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 score82.9
  2. Costout of 100 · 30%66.7
  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: $23,175.94

26 payments; by number, the most common kind was consulting fee; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Weigt$23,176
  2. Specialty average$5,160

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. The Regents OF The University OF CaliforniaLos Angeles, CA

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

Stephen Samuel Weigt among 1,443 pulmonary disease physician records in California

Stephen Samuel Weigt, MD is one of 1,443 pulmonary disease physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 49% of them.

  • NPI issued2007 · 49% of these records are older, 40% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2001 · median 2002 among the 1,061 with a school on file
  • Record last updated2014 · 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 207RP1001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in California

There are 1,443 pulmonary disease physician records in California.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Nilo Arnaiz, MDLos Angeles, CA 900951386678498
  2. John Belperio, MDLos Angeles, CA 900951285659482
  3. Christopher Cooper, MDLos Angeles, CA 900951588680482
  4. Steven Dubinett, M.D.Los Angeles, CA 900951144255878
  5. Tomas Ganz, MDLos Angeles, CA 900951083639264
  6. Michael Keane, MDLos Angeles, CA 900951124047600
  7. Airie Kim, M.D.Los Angeles, CA 900951386662807
  8. Eric Kleerup, MDLos Angeles, CA 900951215956636

Common questions

What is Stephen Samuel Weigt, MD's NPI number?

Stephen Samuel Weigt, MD's National Provider Identifier (NPI) is 1063617116, issued on Jun 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Samuel Weigt, MD located?

The NPPES record lists a practice address at 200 Med Plz, Los Angeles, CA, 90095. Phone: (310) 825-8061. Providers update this record themselves, so call before visiting.

How can I verify Stephen Samuel Weigt, MD's license?

NPPES lists California license number A82871, 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 Stephen Samuel Weigt, MD prescribe under Medicare Part D?

In 2024, Stephen Samuel Weigt, MD had 1,718 Medicare Part D claims for 84 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.

What is Stephen Samuel Weigt, MD's MIPS final score?

The 2023 MIPS final score is 86.1 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.