Physician Profile
Unclaimed ProfileAbout TROLLEY
Gregory Charles Trolley, M.D. practises neurology in Houston, TX. Gregory is a 2007 graduate of University of Kentucky College of Medicine.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Trolley's specialty?
Dr. Trolley is a neurology in Houston, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NEUROLOGY”.
NPI registry
Where can I find Dr. Trolley?
Dr. Trolley is listed at 2002 HOLCOMBE BLVD, Houston, TX 77030. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Trolley?
The number on file is (713) 791-1414. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Trolley's NPI number?
Dr. Trolley's National Provider Identifier is 1609019652. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Trolley's medical education?
Dr. Trolley attended University of Kentucky College of Medicine, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Trolley been practising?
Dr. Trolley has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Trolley known for?
According to Medicare billing data, Dr. Trolley provides treatments such as measurement of brain wave activity , awake and drowsy and measurement of brain wave activity , awake and asleep, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Trolley confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Trolley. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (713) 791-1414
- Email not available
Practice Locations
2002 HOLCOMBE BLVD
Houston, TX 77030
Procedures Most Often Billed to Medicare
1,635 services · 1,263 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Measurement of brain wave activity (eeg), awake and drowsy | Treatment | 95816 |
74 |
| Measurement of brain wave activity (eeg), awake and asleep | Treatment | 95819 |
21 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
1,133 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
315 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
55 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
37 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other neurology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other neurology specialists in Houston 8
Same specialty, same city.
Trained at University of Kentucky College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2007 at University of Kentucky College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Measurement of brain wave activity (eeg), awake and drowsy 7
Providers in TX who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.