Doctor profile · Federal record
Dr. Thomas Ahearn, PA-C
Physician Assistant · Physician Assistant · Warrenville, IL
- NPI 1962872200
- Accepts Medicare
- 11 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
27650 Ferry RD Ste 110
Warrenville, IL 605553846
(630) 315-6543
fax (630) 315-6537
Credentials & registration
- NPI registered
- September 2015 — 11 yrs on file
- Profile last updated
- December 18, 2025
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State licenses (2)
- Illinois #085006089 · California #1128403
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1962872200. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
215
Distinct HCPCS
4
Medicare allowed
$24,446
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 91 | 89 | $154 | |
99284 |
Emergency department visit with moderate level of medical decision making | 87 | 87 | $105 | |
99283 |
Emergency department visit with low level of medical decision making | 19 | 18 | $63 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 18 | 18 | $7 |
In context: peer comparison
Among 5 peers in Warrenville Physician Assistant, average services per provider: 62. This provider delivers 3.5× the peer median.Open Payments
Industry payments received
All-time total
$86
Transactions
3
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Inari Medical, INC. | 3 | $86.16 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
73
Patients
73
Total drug cost
$262
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 47 | 47 | $183 |
| Tramadol Hcl | Generic | 14 | 14 | $21 |
| Cyclobenzaprine Hcl | Generic | 12 | 12 | $58 |
Hospital affiliations
Frequently asked questions
What is Dr. Thomas Ahearn's medical specialty?
Dr. Thomas Ahearn practices Physician Assistant in Warrenville, IL.
Where does Dr. Thomas Ahearn practice?
Dr. Thomas Ahearn practices at 27650 Ferry RD Ste 110, Warrenville, IL 605553846. Office phone: 6303156543.
What is Dr. Thomas Ahearn's NPI?
Dr. Thomas Ahearn's National Provider Identifier (NPI) is 1962872200, issued by NPPES.
Does Dr. Thomas Ahearn accept Medicare assignment?
Yes. Dr. Thomas Ahearn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Ahearn commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.