Doctor profile · Federal record
Dr. Jonathan Gilhooly, MD
Neurological Surgery Physician (CMS: Neurosurgery) · Bethesda, MD
- NPI 1558333849
- Accepts Medicare
- 25 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
National Naval Medical Center, 8901 Wisconsin Avenue
Bethesda, MD 208890001
(301) 295-4420 - Mailing address
-
9702 Hastings Dr
Silver Spring, MD 209013108
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- July 22, 2014
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207T00000X — NUCC code
- State license (1)
- Virginia #0101235184
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558333849. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
58
Distinct HCPCS
3
Medicare allowed
$7,584
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 26 | 25 | $137 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 21 | 21 | $127 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 11 | 11 | $124 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 64. This provider delivers 0.9× the peer median.Frequently asked questions
What is Dr. Jonathan Gilhooly's medical specialty?
Dr. Jonathan Gilhooly practices Neurological Surgery Physician in Bethesda, MD.
Where does Dr. Jonathan Gilhooly practice?
Dr. Jonathan Gilhooly practices at National Naval Medical Center, Bethesda, MD 208890001. Office phone: 3012954420.
What is Dr. Jonathan Gilhooly's NPI?
Dr. Jonathan Gilhooly's National Provider Identifier (NPI) is 1558333849, issued by NPPES.
Does Dr. Jonathan Gilhooly accept Medicare assignment?
Yes. Dr. Jonathan Gilhooly accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Gilhooly commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99204); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.