Registry data as of Aug 27, 2026

Heidi Dahlem, M.D.

Internal Medicine Physician · Cedar Rapids, IA

Heidi Dahlem, M.D. is an internal medicine physician with a practice address in Cedar Rapids, Iowa, and NPI 1619001781, issued on Mar 14, 2007. Check the license (Iowa 37314, as entered in NPPES) on the Iowa 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
1619001781
Name
Heidi Dahlem
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
37314 IA
R-7258 IA
Self-reported in NPPES; status is on the state search
Practice location
543 7TH St SE, Cedar Rapids, IA 52401
Phone
(319) 861-7600
Enumerated
Mar 14, 2007
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 543 7TH St SE

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

  1. Hima Doppalapudi, MDNephrology Physician1154975928
  2. Wei Li, M.D.Internal Medicine Physician1073751194
  3. Patricia O'Donnell, ARNPFamily Nurse Practitioner1891046058
  4. Valerie Pena PolancoInternal Medicine Physician1063064426
  5. Devin PutzFamily Nurse Practitioner1669336863
  6. Mallory Richardson, ARNPNurse Practitioner1316448418

Verify Heidi Dahlem in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license 37314
    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 Iowa 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.

3.6 times the Medicare Part D claims of the average internal medicine physician in 2024

11,354 Medicare Part D claims for 611 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 414 claims were for opioids.

  1. Heidi Dahlem11,354
  2. Specialty average3,176

Most prescribed

  1. Levothyroxine Sodium647 claims
  2. Atorvastatin Calcium523 claims
  3. Omeprazole399 claims
  4. Rosuvastatin Calcium387 claims
  5. Lisinopril352 claims
  6. Gabapentin300 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. Mercy Physician Associates IncHiawatha, IA

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.

33 internal medicine physician records list a Cedar Rapids practice address

They are 33 of the 2,949 NPPES records with a Cedar Rapids practice address, and 871 internal medicine physician records in Iowa.

Other internal medicine physician records in Iowa

  1. Baha Abbad, MDWaterloo, IA1366050064
  2. Shazia Abbas, MDOttumwa, IA1205086998
  3. Duane Abbott, MDDes Moines, IA1417362666
  4. Ahmed Abdelhamid, MDIowa City, IA1306403795
  5. Mohammed Abdila, MDDavenport, IA1982338752
  6. Sidrah Abid, MDWaterloo, IA1497161830
  7. Thad Abrams, MDIowa City, IA1326022385
  8. Samer Abu Alula, M.D.Davenport, IA1447782578
  9. Hebah Abudawaba, MBBSIowa City, IA1518694405
  10. Arwa Aburizik, M.B., B.S.Iowa City, IA1356559298

Common questions

What is Heidi Dahlem, M.D.'s NPI number?

Heidi Dahlem, M.D.'s National Provider Identifier (NPI) is 1619001781, issued on Mar 14, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Heidi Dahlem, M.D. located?

The NPPES record lists a practice address at 543 7TH St SE, Cedar Rapids, IA, 52401. Phone: (319) 861-7600. Providers update this record themselves, so call before visiting.

How can I verify Heidi Dahlem, M.D.'s license?

NPPES lists Iowa license number 37314, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Heidi Dahlem, M.D. prescribe under Medicare Part D?

In 2024, Heidi Dahlem, M.D. had 11,354 Medicare Part D claims for 611 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.