Doctor profile · Federal record
Dr. Maria Gregory, PA-C
Physician Assistant · Columbia, MD
- NPI 1669440210
- Accepts Medicare
- MIPS 83.1 / 100 · 2023
- 39 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
10710 Charter Dr, Suite 400
Columbia, MD 210442858
(410) 997-7979
fax (410) 997-9231
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- September 9, 2009
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Maryland #C01085
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669440210. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,844
Distinct HCPCS
6
Medicare allowed
$102,332
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93296 |
Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | 1,125 | 406 | $25 | |
93294 |
Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 832 | 306 | $27 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 304 | 215 | $115 | |
93295 |
Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | 298 | 100 | $33 | |
93298 |
Evaluation of cardiac rhythm monitor system, remote up to 30 days | 273 | 58 | $23 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 12 | 12 | $112 |
In context: peer comparison
Among 17 peers in Columbia Physician Assistant, average services per provider: 84. This provider delivers 34× the peer median.Open Payments
Industry payments received
All-time total
$40
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 1 | $20.88 | |
| Boston Scientific Corporation | 1 | $14.47 | |
| Zoll Services LLC (A/K/A Zoll LifeCor Corp) | 1 | $5.09 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
475
Patients
93
Total drug cost
$104,382
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 87 | 28 | $2,068 |
| Atorvastatin Calcium | Generic | 63 | 21 | $1,072 |
| Amlodipine Besylate | Generic | 60 | 19 | $427 |
| Eliquis (Apixaban) | Brand | 51 | 14 | $47,709 |
| Flecainide Acetate | Generic | 29 | 0 | $547 |
| Losartan Potassium | Generic | 25 | 0 | $394 |
| Rosuvastatin Calcium | Generic | 25 | 0 | $1,014 |
| Furosemide | Generic | 24 | 11 | $175 |
| Lisinopril | Generic | 18 | 0 | $202 |
| Xarelto (Rivaroxaban) | Brand | 18 | 0 | $25,350 |
Hospital affiliations
Frequently asked questions
What is Dr. Maria Gregory's medical specialty?
Dr. Maria Gregory practices Physician Assistant in Columbia, MD.
Where does Dr. Maria Gregory practice?
Dr. Maria Gregory practices at 10710 Charter Dr, Columbia, MD 210442858. Office phone: 4109977979.
What is Dr. Maria Gregory's NPI?
Dr. Maria Gregory's National Provider Identifier (NPI) is 1669440210, issued by NPPES.
Does Dr. Maria Gregory accept Medicare assignment?
Yes. Dr. Maria Gregory accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Gregory commonly perform?
Top Medicare-reported procedures in 2023: Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days (HCPCS 93296); Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days (HCPCS 93294); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.