Doctor profile · Federal record
Dr. John Lenahan, CRNA
Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Portsmouth, VA
- NPI 1053391839
- Accepts Medicare
- MIPS 91.8 / 100 · 2023
- 16 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3200 Tyre Neck RD, Suite101
Portsmouth, VA 237033329
(757) 399-7451
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- October 31, 2019
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 367500000X — NUCC code
- State license (1)
- Virginia #0024169339
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053391839. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
508
Distinct HCPCS
5
Medicare allowed
$53,829
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00812 |
Anesthesia for exam of colon using an endoscope | 352 | 349 | $100 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 59 | 59 | $126 | |
00813 |
Anesthesia for procedure on small and large bowel using an endoscope | 48 | 48 | $148 | |
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 34 | 34 | $121 | |
J7040 |
Infusion, normal saline solution, sterile (500 ml = 1 unit) | 15 | 15 | $1 |
In context: peer comparison
Among 14 peers in Portsmouth Certified Registered Nurse Anesthetist, average services per provider: 34. This provider delivers 15× the peer median.Open Payments
Industry payments received
All-time total
$923
Transactions
49
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 16 | $280.85 | |
| Takeda Pharmaceuticals U.S.A., INC. | 15 | $238.80 | |
| Janssen Biotech, INC. | 8 | $197.48 | |
| Regeneron Healthcare Solutions, INC. | 4 | $95.46 | |
| Ardelyx, INC. | 4 | $74.89 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 2 | $36.01 |
By nature of payment
Frequently asked questions
What is Dr. John Lenahan's medical specialty?
Dr. John Lenahan practices Certified Registered Nurse Anesthetist in Portsmouth, VA.
Where does Dr. John Lenahan practice?
Dr. John Lenahan practices at 3200 Tyre Neck RD, Portsmouth, VA 237033329. Office phone: 7573997451.
What is Dr. John Lenahan's NPI?
Dr. John Lenahan's National Provider Identifier (NPI) is 1053391839, issued by NPPES.
Does Dr. John Lenahan accept Medicare assignment?
Yes. Dr. John Lenahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Lenahan commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813). Source: CMS Medicare Physician & Other Practitioners file.