Doctor profile · Federal record
Dr. A. Mathew, M.D.
Endocrinology, Diabetes & Metabolism Physician (CMS: Internal Medicine) · Chicago, IL
- NPI 1992817191
- Accepts Medicare
- 57 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
4177 S Archer Ave
Chicago, IL 606321849
(773) 254-2222
fax (773) 254-8444 - Mailing address
-
Po Box 3663
Oak Brook, IL 605223663
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- January 27, 2025
- Year of graduation
- 1969 — 57 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- Illinois #036050312
- Medicaid
- IL #036050312
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992817191. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
416
Distinct HCPCS
4
Medicare allowed
$48,087
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 190 | 65 | $134 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 140 | 33 | $83 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 52 | 26 | $94 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 34 | 31 | $182 |
In context: peer comparison
Among 41 peers in Chicago Endocrinology, Diabetes & Metabolism Physician, average services per provider: 186. This provider delivers 2.2× the peer median.Open Payments
Industry payments received
All-time total
$137
Transactions
6
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 3 | $72.17 | |
| Xeris Pharmaceuticals, INC. | 2 | $40.13 | |
| Novo Nordisk INC | 1 | $24.35 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
769
Patients
102
Total drug cost
$31,866
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metformin Hcl | Generic | 74 | 21 | $744 |
| Metoprolol Succinate | Generic | 70 | 11 | $1,147 |
| Amlodipine Besylate | Generic | 67 | 14 | $563 |
| Levothyroxine Sodium | Generic | 67 | 19 | $1,252 |
| Losartan Potassium | Generic | 62 | 12 | $780 |
| Potassium Chloride | Generic | 59 | 0 | $5,096 |
| Hydrochlorothiazide | Generic | 58 | 13 | $316 |
| Furosemide | Generic | 56 | 0 | $355 |
| Simvastatin | Generic | 47 | 0 | $558 |
| Atorvastatin Calcium | Generic | 46 | 12 | $587 |
Hospital affiliations
Frequently asked questions
What is Dr. A. Mathew's medical specialty?
Dr. A. Mathew practices Endocrinology, Diabetes & Metabolism Physician in Chicago, IL.
Where does Dr. A. Mathew practice?
Dr. A. Mathew practices at 4177 S Archer Ave, Chicago, IL 606321849. Office phone: 7732542222.
What is Dr. A. Mathew's NPI?
Dr. A. Mathew's National Provider Identifier (NPI) is 1992817191, issued by NPPES.
Does Dr. A. Mathew accept Medicare assignment?
Yes. Dr. A. Mathew accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. A. Mathew commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.