NPPES file of Aug 9, 2026

Carol K. Lyon, M.D.

Internal Medicine Physician · Lansing, MI

Carol K. Lyon, M.D. is an internal medicine physician with a practice address in Lansing, Michigan, and NPI 1982659090, issued on May 24, 2006. Check the license (Michigan 4301407151, as entered in NPPES) on the Michigan Board of Medicine (LARA); the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1982659090
Name
Carol K. Lyon
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
4301407151 MI
Self-reported in NPPES; status is on the state search
Practice location
1540 Lake Lansing RD, Lansing, MI 48912
Phone
(517) 913-3810
Enumerated
May 24, 2006
Record last updated
Oct 8, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(517) 913-3811
Medicaid IDs
4123751 MI
4848150 MI
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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8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →

Also registered at 1540 Lake Lansing RD

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

  1. Ashraf Abdullah, MDInternal Medicine Physician1821006594
  2. Babar Ahmad, MDInternal Medicine Physician1619081684
  3. Anusuya Babu, MDInternal Medicine Physician1194734806
  4. Irene Baker, NPNurse Practitioner1033143417
  5. Karen Bowman, NPNurse Practitioner1417046566
  6. Cynthia Boynton, M.D.Internal Medicine Physician1013969930

Verify Carol K. Lyon 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 4301407151    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

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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Carol K. Lyon among 5,735 internal medicine physician records in Michigan

Carol K. Lyon, M.D. is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 60% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2009 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

135 internal medicine physician records list a practice address in Lansing

They are 135 of the 5,276 NPPES records with a practice address in Lansing, and 5,735 internal medicine physician records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 5,735 in Michigan → Every provider in Lansing → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Shahzaman Abbasi, MDLansing, MI 489121376512111
  2. Ovidiu Batca, MDLansing, MI 489121093761967
  3. Cynthia Boynton, M.D.Lansing, MI 489121013969930
  4. James Fletcher, MD, DPMLansing, MI 489121346214467
  5. Habtamu Handro, M.D.Lansing, MI 489121558316000
  6. Fred Isaacs, M.D.Lansing, MI 489121487609665
  7. Harry McCoy, M.D.Lansing, MI 489121003850702
  8. Regina McGill, M.D.Lansing, MI 489121588604193

Common questions

What is Carol K. Lyon, M.D.'s NPI number?

Carol K. Lyon, M.D.'s National Provider Identifier (NPI) is 1982659090, issued on May 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Carol K. Lyon, M.D. located?

The NPPES record lists a practice address at 1540 Lake Lansing RD, Lansing, MI, 48912. Phone: (517) 913-3810. Providers update this record themselves, so call before visiting.

How can I verify Carol K. Lyon, M.D.'s license?

NPPES lists Michigan license number 4301407151, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.