Doctor profile · Federal record

Dr. Carol Grobner, DO

Family Medicine Physician (CMS: Family Practice) · Michigan City, IN

  • NPI 1790753218
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1225 E Coolspring Ave Ste 2B
Michigan City, IN 463606312
(219) 878-5029
fax (219) 878-8493
Mailing address
Po Box 781076
Detroit, MI 482781076

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
July 31, 2023
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Indiana #02002248A
Medicaid
IN #201290810

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790753218. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
721
Distinct HCPCS
9
Medicare allowed
$66,961
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 235 152 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 199 141 $120
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 132 132 $123
99212 Established patient office or other outpatient visit, 10-19 minutes 56 49 $53
G0008 Administration of influenza virus vaccine 36 36 $29
90662 Influenza vaccine split virus, preservative free 21 21 $72
83036 Hemoglobin a1c level 17 15 $10
71046 X-ray of chest, 2 views 13 13 $22
90682 Influenza vaccine, quadrivalent derived from recombinant dna 12 12 $72

In context: peer comparison

Among 7 peers in this city , average services per provider: 66. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$154
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 2 $49.88
Exact Sciences Corporation 2 $35.34
Mylan Specialty L.P. 1 $24.37
Novartis Pharmaceuticals Corporation 1 $24.05
Novo Nordisk Inc 1 $20.05

By nature of payment

Food and Beverage
$154

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,911
Patients
795
Total drug cost
$40,401
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 442 118 $5,570
Amlodipine Besylate Generic 291 79 $2,422
Lisinopril Generic 281 80 $2,067
Levothyroxine Sodium Generic 236 61 $3,369
Pantoprazole Sodium Generic 204 51 $4,345
Gabapentin Generic 194 58 $3,594
Metformin Hcl Generic 186 44 $1,856
Furosemide Generic 177 42 $993
Simvastatin Generic 151 42 $1,598
Omeprazole Generic 143 45 $2,302

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Carol Grobner's medical specialty?
Dr. Carol Grobner practices Family Medicine Physician in Michigan City, IN.
Where does Dr. Carol Grobner practice?
Dr. Carol Grobner practices at 1225 E Coolspring Ave Ste 2B, Michigan City, IN 463606312. Office phone: 2198785029.
What is Dr. Carol Grobner's NPI?
Dr. Carol Grobner's National Provider Identifier (NPI) is 1790753218, issued by NPPES.
Does Dr. Carol Grobner accept Medicare assignment?
Yes. Dr. Carol Grobner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carol Grobner commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.