Doctor profile · Federal record
Dr. Dan Mihailescu, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Chicago, IL
- NPI 1104951250
- Accepts Medicare
- MIPS 78.2 / 100 · 2023
- 31 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1819 W Polk St, Section of Endocrinology (Mc 640)
Chicago, IL 606124356
(312) 996-6062 - Mailing address
-
1448 S State St
Chicago, IL 606052803
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- April 27, 2021
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State licenses (2)
- Illinois #036101988 · Illinois #036-101988
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104951250. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
93
Distinct HCPCS
2
Medicare allowed
$9,433
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 78 | 65 | $107 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 15 | 15 | $72 |
In context: peer comparison
Among 41 peers in Chicago Endocrinology, Diabetes & Metabolism Physician, average services per provider: 186. This provider delivers 0.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
321
Patients
65
Total drug cost
$102,502
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trulicity (Dulaglutide) | Brand | 59 | 14 | $51,676 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 44 | 11 | $10,051 |
| Levothyroxine Sodium | Generic | 34 | 14 | $678 |
| Jardiance (Empagliflozin) | Brand | 31 | 15 | $23,161 |
| Humalog Kwikpen U-100 (Insulin Lispro) | Brand | 29 | 0 | $3,650 |
| Trueplus Pen Needle (Pen Needle, Diabetic) | Brand | 23 | 11 | $698 |
| Atorvastatin Calcium | Generic | 21 | 0 | $230 |
| Hydrocortisone | Generic | 15 | 0 | $509 |
| Levemir Flexpen (Insulin Detemir) | Brand | 14 | 0 | $5,464 |
| Metformin Hcl | Generic | 14 | 0 | $120 |
Hospital affiliations
Frequently asked questions
What is Dr. Dan Mihailescu's medical specialty?
Dr. Dan Mihailescu practices Endocrinology, Diabetes & Metabolism Physician in Chicago, IL.
Where does Dr. Dan Mihailescu practice?
Dr. Dan Mihailescu practices at 1819 W Polk St, Chicago, IL 606124356. Office phone: 3129966062.
What is Dr. Dan Mihailescu's NPI?
Dr. Dan Mihailescu's National Provider Identifier (NPI) is 1104951250, issued by NPPES.
Does Dr. Dan Mihailescu accept Medicare assignment?
Yes. Dr. Dan Mihailescu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dan Mihailescu 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 99213). Source: CMS Medicare Physician & Other Practitioners file.