Registry data as of Aug 27, 2026

Diana Carlson, D.O.

Internal Medicine Physician · Walled Lake, MI

Diana Carlson, D.O. is an internal medicine physician with a practice address in Walled Lake, Michigan, and NPI 1689825564, issued on Oct 9, 2008. Check the license (Michigan 5101017651, as entered in NPPES) on the Michigan 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
1689825564
Name
Diana Carlson
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
5101017651 MI
Self-reported in NPPES; status is on the state search
Practice location
100 N Pond Dr, Walled Lake, MI 48390
Phone
(248) 624-2222
Enumerated
Oct 9, 2008
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 100 N Pond Dr

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

  1. Connie Asher, LMSWClinical Social Worker1114344009
  2. Jeet Pillay, MDInternal Medicine Physician1891790663

Verify Diana Carlson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine
    Search for license 5101017651
    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.

35% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,060 Medicare Part D claims for 148 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Diana Carlson2,060
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate187 claims
  2. Atorvastatin Calcium186 claims
  3. Losartan Potassium151 claims
  4. Mounjaro136 claims
  5. Rosuvastatin Calcium89 claims
  6. Levothyroxine Sodium80 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.

One hospital or facility affiliation

  1. Pillay Internal Medicine Associates, PLLCWalled Lake, MI

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.

6 internal medicine physician records list a Walled Lake practice address

They are 6 of the 174 NPPES records with a Walled Lake practice address, and 5,735 internal medicine physician records in Michigan.

Other internal medicine physician records in Michigan

  1. Jamie Therese Abad, MDDetroit, MI1700573359
  2. Tomas Abalo, M.D.Iron Mountain, MI1336199975
  3. Ali Abbas, M.D.Pontiac, MI1972167526
  4. Sura Abbas, MDWarren, MI1801687405
  5. Ramzi Abbasi, MDSaginaw, MI1164270005
  6. Saadat Abbasi, MDKalamazoo, MI1912005596
  7. Shahzaman Abbasi, MDLansing, MI1376512111
  8. Youssef Abbiss, D.O.Mount Clemens, MI1982991881
  9. Valerie Abbott, MDSouthfield, MI1740289487
  10. Samer Abboud, MDSaginaw, MI1245804178

Common questions

What is Diana Carlson, D.O.'s NPI number?

Diana Carlson, D.O.'s National Provider Identifier (NPI) is 1689825564, issued on Oct 9, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Diana Carlson, D.O. located?

The NPPES record lists a practice address at 100 N Pond Dr, Walled Lake, MI, 48390. Phone: (248) 624-2222. Providers update this record themselves, so call before visiting.

How can I verify Diana Carlson, D.O.'s license?

NPPES lists Michigan license number 5101017651, as entered by the provider. Search the Michigan Board of Medicine at https://www.michigan.gov/lara/bureau-list/bpl/health/hp-lic-health-prof/medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Diana Carlson, D.O. prescribe under Medicare Part D?

In 2024, Diana Carlson, D.O. had 2,060 Medicare Part D claims for 148 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

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.

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) 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 27, 2026.