NPPES file of Aug 9, 2026

Lawrence I. Mallon, M.D.

Vascular Surgery Physician · Muskegon, MI

Lawrence I. Mallon, M.D. is a vascular surgery physician with a practice address in Muskegon, Michigan, and NPI 1194788943, issued on Apr 11, 2006. Check the license (Michigan O73866, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194788943
Name
Lawrence I. Mallon
Credential
M.D.
Primary taxonomy
Vascular Surgery Physician 2086S0129X
License number
O73866 MI
Self-reported in NPPES; status is on the state search
Practice location
1316 Mercy Dr, Muskegon, MI 49444
Phone
(231) 739-9461
Enumerated
Apr 11, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(231) 733-8131
Medicaid ID
4106877 MI
Medicare enrollment
Enrolled (PECOS I20041103000213); accepts Medicare assignment
Medical or professional school
University Of Kentucky College Of Medicine, 1997
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 1316 Mercy Dr

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

  1. Joel Anderson, M.D.Surgery Physician1114147477
  2. Mark Bieszka, DOSurgery Physician1619389756
  3. Jennifer Bradley, M.D.Surgery Physician1134357940
  4. Elizabeth Cross, AGNP-CGerontology Nurse Practitioner1003249442
  5. Justin Eisenberg, D.O.Vascular Surgery Physician1427290113
  6. Kristina Gaunt, M.D.Surgery Physician1447513635

Verify Lawrence I. Mallon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license O73866
    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 Michigan license search

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39% more Medicare Part D claims than the average vascular surgery physician in 2024

279 Medicare Part D claims for 130 beneficiaries, against an average of 201 among the 3,936 providers of this specialty who prescribed in Part D. Brand-name drugs were 37% of claims. 82 claims were for opioids.

  1. Lawrence Mallon279
  2. Specialty average201

Most prescribed

  1. Hydrocodone-Acetaminophen75 claims
  2. Xarelto69 claims
  3. Clopidogrel40 claims
  4. Eliquis27 claims
  5. Atorvastatin Calcium15 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.

Industry payments in 2024: $848.89

26 payments; by number, the most common kind was food and beverage; the largest payer was Endologix LLC. The 4,059 providers of this specialty with any payment received $6,178.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lawrence Mallon$848.89
  2. Specialty average$6,178.00

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. Muskegon Surgical Associates PCMuskegon, MI

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

Lawrence I. Mallon among 199 vascular surgery physician records in Michigan

Lawrence I. Mallon, M.D. is one of 199 vascular surgery physician records with a practice address in Michigan. 80% 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 12% of them.

  • NPI issued2006 · 12% of these records are older, 48% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1997 · median 2002 among the 134 with a school on file
  • Record last updated2007 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086S0129X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular Surgery Physician providers in Michigan

There are 199 vascular surgery physician records in Michigan.

The 8 vascular surgery physician records with the nearest ZIP codes

  1. Justin Eisenberg, D.O.Muskegon, MI 494441427290113
  2. Craig McBrayer, D.O.Muskegon, MI 494441881656643
  3. Robert Cali, MDMuskegon, MI 494421750324794
  4. Anthony Fabaz, D.O.Ludington, MI 494311568525764
  5. Stefano Bordoli, M.D.Grand Rapids, MI 495031760648364
  6. Christopher Chambers, MD, PHDGrand Rapids, MI 495031184831869
  7. Vikram Kashyap, MDGrand Rapids, MI 495031548227457
  8. Andrew Kimball, M.D.Grand Rapids, MI 495031700147873

Common questions

What is Lawrence I. Mallon, M.D.'s NPI number?

Lawrence I. Mallon, M.D.'s National Provider Identifier (NPI) is 1194788943, issued on Apr 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lawrence I. Mallon, M.D. located?

The NPPES record lists a practice address at 1316 Mercy Dr, Muskegon, MI, 49444. Phone: (231) 739-9461. Providers update this record themselves, so call before visiting.

How can I verify Lawrence I. Mallon, M.D.'s license?

NPPES lists Michigan license number O73866, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Lawrence I. Mallon, M.D. prescribe under Medicare Part D?

In 2024, Lawrence I. Mallon, M.D. had 279 Medicare Part D claims for 130 beneficiaries; the average among vascular surgery physician prescribers was 201. Part D covers Medicare prescriptions only.

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.