Doctor profile · Federal record
Dr. John Tiernan, M.D.
Anesthesiology Physician (CMS: Anesthesiology) · Critical Care Medicine (Anesthesiology) Physician · East Hartford, CT
- NPI 1124027701
- Accepts Medicare
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
111 Founders Plz, #300 C/O Ipms
East Hartford, CT 061083212
(860) 282-4022
fax (860) 282-0170
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- February 29, 2008
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State licenses (2)
- Connecticut #03174 · Connecticut #034174
- Medicaid
- CT #001341742
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124027701. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
317
Distinct HCPCS
6
Medicare allowed
$59,074
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
01402 |
Anesthesia for procedure for total knee joint replacement | 152 | 145 | $177 | |
01214 |
Anesthesia for total hip replacement | 81 | 79 | $199 | |
01638 |
Anesthesia for open or endoscopic total shoulder joint replacement | 26 | 25 | $212 | |
00670 |
Anesthesia for extensive surgery on spine | 23 | 22 | $321 | |
01480 |
Anesthesia for other procedure on lower leg, ankle, and foot bones | 23 | 23 | $99 | |
00400 |
Anesthesia for other procedure on skin of arms, legs, and front body | 12 | 11 | $72 |
In context: peer comparison
Among 8 peers in East Hartford Anesthesiology Physician, average services per provider: 51. This provider delivers 6.2× the peer median.Open Payments
Industry payments received
All-time total
$63
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Edwards Lifesciences Corporation | 1 | $47.75 | |
| Merck Sharp & Dohme LLC | 1 | $15.09 |
By nature of payment
Frequently asked questions
What is Dr. John Tiernan's medical specialty?
Dr. John Tiernan practices Anesthesiology Physician in East Hartford, CT.
Where does Dr. John Tiernan practice?
Dr. John Tiernan practices at 111 Founders Plz, East Hartford, CT 061083212. Office phone: 8602824022.
What is Dr. John Tiernan's NPI?
Dr. John Tiernan's National Provider Identifier (NPI) is 1124027701, issued by NPPES.
Does Dr. John Tiernan accept Medicare assignment?
Yes. Dr. John Tiernan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Tiernan commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for procedure for total knee joint replacement (HCPCS 01402); Anesthesia for total hip replacement (HCPCS 01214); Anesthesia for open or endoscopic total shoulder joint replacement (HCPCS 01638). Source: CMS Medicare Physician & Other Practitioners file.