Registry data as of Aug 27, 2026

Lars Peterson, MD

Internal Medicine Physician · Laramie, WY

Lars Peterson, MD is an internal medicine physician with a practice address in Laramie, Wyoming, and NPI 1023110640, issued on Sep 3, 2006. Check the license (Wyoming 6962A, as entered in NPPES) on the Wyoming Board of Medicine; 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
1023110640
Name
Lars Peterson
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
6962A WY
Self-reported in NPPES; status is on the state search
Practice location
255 N 30TH St, Laramie, WY 82072
Phone
(307) 742-2141
Enumerated
Sep 3, 2006
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 255 N 30TH St

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

  1. Calvin Bell, D.O.Anesthesiology Physician1013283548
  2. Samuel Brauninger, CRNACertified Registered Nurse Anesthetist1477049039
  3. Candace Burch, FNPFamily Nurse Practitioner1376042960
  4. Jessica Clark, PHARMDPharmacist1982551602
  5. Charles Coffey, MDAnesthesiology Physician1437253770
  6. Gregory Courson, AGACNP-BCAdult Health Nurse Practitioner1407425184

Verify Lars Peterson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWyoming Board of Medicine
    Search for license 6962A
    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 Wyoming 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.

98% fewer Medicare Part D claims than the average internal medicine physician in 2024

46 Medicare Part D claims for 28 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Lars Peterson46
  2. Specialty average2,785

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: 84 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 score76.9
  2. Costout of 100 · 30%69.8
  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).

One hospital or facility affiliation

  1. Ivinson Memorial HospitalLaramie, WY · Acute Care Hospitals3 of 5 stars

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.

Internal Medicine Physician providers in Wyoming

There are 148 internal medicine physician records in Wyoming.

Other internal medicine physician records in Wyoming

  1. Juli Ackerman, MDSheridan, WY1619292927
  2. Molly Adami, DNP, FNP-CLaramie, WY1285356857
  3. Jean Allais, MDLaramie, WY1457352478
  4. Richard Anderson, M.D.Cody, WY1346288263
  5. Cynthia Archer, MDJackson, WY1275629024
  6. Todd Bainter, D.O.Lander, WY1427226034
  7. Paul Bettinger, M.D.Casper, WY1346201076
  8. Dale Brentlinger, M.D.Cheyenne, WY1043382336
  9. Thomas Burke, M.D.Casper, WY1952335846
  10. Glenn Burnett, MDJackson, WY1467400747

Common questions

What is Lars Peterson, MD's NPI number?

Lars Peterson, MD's National Provider Identifier (NPI) is 1023110640, issued on Sep 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lars Peterson, MD located?

The NPPES record lists a practice address at 255 N 30TH St, Laramie, WY, 82072. Phone: (307) 742-2141. Providers update this record themselves, so call before visiting.

How can I verify Lars Peterson, MD's license?

NPPES lists Wyoming license number 6962A, as entered by the provider. Search the Wyoming Board of Medicine at https://wyomedboard.wyo.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Lars Peterson, MD prescribe under Medicare Part D?

In 2024, Lars Peterson, MD had 46 Medicare Part D claims for 28 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Lars Peterson, MD's Medicare quality score?

The 2023 MIPS final score is 84 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.