Doctor profile · Federal record
Dr. David Ehrmann
Endocrinology, Diabetes & Metabolism Physician · Chicago, IL
- NPI 1235291790
- MIPS 87.7 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
5841 S Maryland Ave
Chicago, IL 606371443
(888) 824-0200 - Mailing address
-
150 Harvester Dr, Suite 300
Burr Ridge, IL 605275919
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- October 24, 2022
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- Illinois #036070737
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1235291790. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
163
Distinct HCPCS
4
Medicare allowed
$18,884
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 107 | 73 | $104 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 30 | 27 | $152 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 14 | 14 | $70 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 12 | 12 | $185 |
In context: peer comparison
Among 41 peers in Chicago Endocrinology, Diabetes & Metabolism Physician, average services per provider: 186. This provider delivers 0.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
935
Patients
238
Total drug cost
$802,012
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trulicity (Dulaglutide) | Brand | 140 | 30 | $240,741 |
| Ozempic (Semaglutide) | Brand | 107 | 25 | $198,939 |
| Tresiba Flextouch U-100 (Insulin Degludec) | Brand | 102 | 26 | $74,976 |
| Metformin Hcl | Generic | 79 | 25 | $1,578 |
| Jardiance (Empagliflozin) | Brand | 71 | 12 | $67,033 |
| Mounjaro (Tirzepatide) | Brand | 70 | 16 | $83,787 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 65 | 23 | $1,125 |
| Novolog Flexpen (Insulin Aspart) | Brand | 63 | 15 | $65,591 |
| Atorvastatin Calcium | Generic | 53 | 16 | $880 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 47 | 13 | $29,588 |
Frequently asked questions
What is Dr. David Ehrmann's medical specialty?
Dr. David Ehrmann practices Endocrinology, Diabetes & Metabolism Physician in Chicago, IL.
Where does Dr. David Ehrmann practice?
Dr. David Ehrmann practices at 5841 S Maryland Ave, Chicago, IL 606371443. Office phone: 8888240200.
What is Dr. David Ehrmann's NPI?
Dr. David Ehrmann's National Provider Identifier (NPI) is 1235291790, issued by NPPES.
What procedures does Dr. David Ehrmann commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.