Doctor profile · Federal record
Dr. Gretchen Trenary, AGACNP-BC
Nurse Practitioner · Acute Care Nurse Practitioner · Savannah, GA
- NPI 1811552748
- Accepts Medicare
- MIPS 71.5 / 100 · 2023
- 8 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4700 Waters Ave Ste 201
Savannah, GA 314046220
(912) 692-2000
fax (912) 692-2100 - Mailing address
-
Po Box 749495
Atlanta, GA 303749495
Credentials & registration
- NPI registered
- May 2019 — 7 yrs on file
- Profile last updated
- October 15, 2025
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- Georgia #APRN-NP246134
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1811552748. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
75
Distinct HCPCS
4
Medicare allowed
$1,413
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 32 | 28 | $8 | |
36415 |
Insertion of needle into vein for collection of blood sample | 16 | 15 | $8 | |
96372 |
Injection of drug or substance under skin or into muscle | 15 | 13 | $11 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 12 | 12 | $72 |
In context: peer comparison
Among 20 peers in Savannah Nurse Practitioner, average services per provider: 54. This provider delivers 1.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
83
Patients
11
Total drug cost
$17,222
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 22 | 0 | $15,665 |
| Ondansetron Odt (Ondansetron) | Brand | 20 | 11 | $604 |
| Anastrozole | Generic | 16 | 0 | $538 |
| Prochlorperazine Maleate | Generic | 13 | 0 | $221 |
| Letrozole | Generic | 12 | 0 | $193 |
Frequently asked questions
What is Dr. Gretchen Trenary's medical specialty?
Dr. Gretchen Trenary practices Nurse Practitioner in Savannah, GA.
Where does Dr. Gretchen Trenary practice?
Dr. Gretchen Trenary practices at 4700 Waters Ave Ste 201, Savannah, GA 314046220. Office phone: 9126922000.
What is Dr. Gretchen Trenary's NPI?
Dr. Gretchen Trenary's National Provider Identifier (NPI) is 1811552748, issued by NPPES.
Does Dr. Gretchen Trenary accept Medicare assignment?
Yes. Dr. Gretchen Trenary accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gretchen Trenary commonly perform?
Top Medicare-reported procedures in 2023: Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Injection of drug or substance under skin or into muscle (HCPCS 96372). Source: CMS Medicare Physician & Other Practitioners file.