Doctor profile · Federal record

Dr. Nathan Millikan, MD

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Internal Medicine Physician · Indianapolis, IN

  • NPI 1679542716
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
8333 Naab RD Ste 420
Indianapolis, IN 462601992
(317) 338-6666
Additional location
1310 N Main St
Rushville, IN 461731116
(765) 932-7536
fax (765) 932-7535

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
February 19, 2025
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Indiana #01043574A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679542716. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,046
Distinct HCPCS
10
Medicare allowed
$124,055
HCPCS Description Services Patients Avg allowed
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 611 479 $13
99214 Established patient office or other outpatient visit, 30-39 minutes 574 441 $120
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 244 232 $65
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 220 188 $8
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93 93 $13
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 87 87 $73
99204 New patient office or other outpatient visit, 45-59 minutes 66 66 $157
93227 Electrocardiogram (ecg) 2-day continuous with review by health care professional 37 37 $17
99215 Established patient office or other outpatient visit, 40-54 minutes 35 25 $170
99203 New patient office or other outpatient visit, 30-44 minutes 34 34 $105

In context: peer comparison

Among 50 peers in this city , average services per provider: 140. This provider delivers 15× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,756
Patients
1,230
Total drug cost
$466,761
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 778 263 $15,813
Atorvastatin Calcium Generic 394 132 $5,957
Eliquis (Apixaban) Brand 385 86 $412,929
Amlodipine Besylate Generic 336 110 $2,487
Clopidogrel (Clopidogrel Bisulfate) Brand 303 97 $5,282
Losartan Potassium Generic 214 73 $3,222
Metoprolol Tartrate Generic 206 67 $1,673
Furosemide Generic 185 66 $1,192
Lisinopril Generic 184 57 $963
Rosuvastatin Calcium Generic 160 60 $2,429

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Millikan's medical specialty?
Dr. Nathan Millikan practices Cardiovascular Disease Physician in Indianapolis, IN.
Where does Dr. Nathan Millikan practice?
Dr. Nathan Millikan practices at 8333 Naab RD Ste 420, Indianapolis, IN 462601992. Office phone: 3173386666.
What is Dr. Nathan Millikan's NPI?
Dr. Nathan Millikan's National Provider Identifier (NPI) is 1679542716, issued by NPPES.
Does Dr. Nathan Millikan accept Medicare assignment?
Yes. Dr. Nathan Millikan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Millikan commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Established patient office or other outpatient visit (HCPCS 99214); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306). Source: CMS Medicare Physician & Other Practitioners file.