Doctor profile · Federal record
Dr. David Grellmann, M.D.
Family Medicine Physician · Granger, IN
- NPI 1205824570
- 21 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
6913 N Main St
Granger, IN 465309601
(574) 647-1500
fax (574) 243-4306 - Additional location
-
1815 E Ireland RD
South Bend, IN 466142845
(574) 647-1750
fax (574) 647-1748 - Additional location
-
2222 Rieth Blvd, Suite 100
Goshen, IN 465265869
(574) 875-1200 - Additional location
-
3301 County Road 6 E
Elkhart, IN 465147673
(574) 266-5342
fax (574) 266-5847 - Mailing address
-
3245 Health Drive, Suite 100
Granger, IN 465303245
Show 1 more location
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- April 28, 2023
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Indiana #01052373A
- Medicaid
- IN #200264590
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1205824570. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
20
Distinct HCPCS
1
Medicare allowed
$1,684
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 20 | 20 | $84 |
In context: peer comparison
Among 14 peers in Granger Family Medicine Physician, average services per provider: 85. This provider delivers 0.2× the peer median.Frequently asked questions
What is Dr. David Grellmann's medical specialty?
Dr. David Grellmann practices Family Medicine Physician in Granger, IN.
Where does Dr. David Grellmann practice?
Dr. David Grellmann practices at 6913 N Main St, Granger, IN 465309601. Office phone: 5746471500.
What is Dr. David Grellmann's NPI?
Dr. David Grellmann's National Provider Identifier (NPI) is 1205824570, issued by NPPES.
What procedures does Dr. David Grellmann commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.