Doctor profile · Federal record

Dr. Heidi Dahlem, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Cedar Rapids, IA

  • NPI 1619001781
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
543 7Th St Se, Internist Associates of Iowa
Cedar Rapids, IA 524011929
(319) 861-7600
fax (319) 861-7601

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 9, 2008
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Iowa #37314 · Iowa #R-7258

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619001781. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,552
Distinct HCPCS
10
Medicare allowed
$190,345
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 705 371 $118
36415 Insertion of needle into vein for collection of blood sample 506 301 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 239 239 $120
83036 Hemoglobin a1c level 162 119 $10
99213 Established patient office or other outpatient visit, 20-29 minutes 141 115 $83
G0444 Annual depression screening, 5 to 15 minutes 130 130 $17
G0008 Administration of influenza virus vaccine 99 97 $29
90662 Influenza vaccine split virus, preservative free 97 95 $72
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 96 96 $282
G0009 Administration of pneumococcal vaccine 96 96 $29

In context: peer comparison

Among 15 peers in this city , average services per provider: 117. This provider delivers 22× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,415
Patients
1,062
Total drug cost
$58,668
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 651 141 $9,553
Atorvastatin Calcium Generic 532 125 $5,741
Omeprazole Generic 419 97 $5,824
Lisinopril Generic 371 98 $3,630
Rosuvastatin Calcium Generic 364 93 $8,130
Gabapentin Generic 303 71 $7,610
Amlodipine Besylate Generic 259 62 $1,760
Simvastatin Generic 210 57 $2,313
Losartan Potassium Generic 202 49 $2,391
Furosemide Generic 193 47 $887

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Heidi Dahlem's medical specialty?
Dr. Heidi Dahlem practices Internal Medicine Physician in Cedar Rapids, IA.
Where does Dr. Heidi Dahlem practice?
Dr. Heidi Dahlem practices at 543 7Th St Se, Cedar Rapids, IA 524011929. Office phone: 3198617600.
What is Dr. Heidi Dahlem's NPI?
Dr. Heidi Dahlem's National Provider Identifier (NPI) is 1619001781, issued by NPPES.
Does Dr. Heidi Dahlem accept Medicare assignment?
Yes. Dr. Heidi Dahlem accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Heidi Dahlem commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.