Registry data as of Aug 27, 2026

Caroline Berglund, M.D.

Internal Medicine Physician · Ann Arbor, MI

Caroline Berglund, M.D. is an internal medicine physician with a practice address in Ann Arbor, Michigan, and NPI 1952712283, issued on May 8, 2014. Check the license (Michigan 4301104891, 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 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1952712283
Name
Caroline Berglund
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
4301104891 MI
Self-reported in NPPES; status is on the state search
Practice location
380 Parkland Plaza, Ann Arbor, MI 48103
Phone
(734) 998-7380
Enumerated
May 8, 2014
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.
Download card Updates feed

Also registered at 380 Parkland Plaza

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

  1. Kathryne Barden, N.P.Nurse Practitioner1275939910
  2. Suzanne Butler, MDInternal Medicine Physician1841689270
  3. Scott Denstaedt, MDPulmonary Disease Physician1336430875
  4. Pamela Fairchild, M.D.Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1801020920
  5. Amanda Huey, MDInternal Medicine Physician1972950707
  6. Jennifer McDonald, M.D.Pediatrics Physician1598030850

Verify Caroline Berglund in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine
    Search for license 4301104891
    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.

25% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,389 Medicare Part D claims for 299 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 78 claims were for opioids.

  1. Caroline Berglund2,389
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium199 claims
  2. Amlodipine Besylate168 claims
  3. Omeprazole86 claims
  4. Losartan Potassium80 claims
  5. Lisinopril75 claims
  6. Levothyroxine Sodium67 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.

Bills Medicare through one group practice

  1. Regents OF The University OF MichiganAnn Arbor, MI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

479 internal medicine physician records list a practice address in Ann Arbor

They are 479 of the 15,616 NPPES records with a practice address in Ann Arbor, 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 Caroline Berglund, M.D.'s NPI number?

Caroline Berglund, M.D.'s National Provider Identifier (NPI) is 1952712283, issued on May 8, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Caroline Berglund, M.D. located?

The NPPES record lists a practice address at 380 Parkland Plaza, Ann Arbor, MI, 48103. Phone: (734) 998-7380. Providers update this record themselves, so call before visiting.

How can I verify Caroline Berglund, M.D.'s license?

NPPES lists Michigan license number 4301104891, 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 Caroline Berglund, M.D. prescribe under Medicare Part D?

In 2024, Caroline Berglund, M.D. had 2,389 Medicare Part D claims for 299 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.