Doctor profile · Federal record
Dr. Gina Johnston, MD
Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Germantown, TN
- NPI 1790759850
- Accepts Medicare
- MIPS 50.0 / 100 · 2023
- 35 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7550 Wolf River Blvd Ste 200
Germantown, TN 381381778
(901) 542-6801 - Mailing address
-
Po Box 1483
Indianapolis, IN 462061483
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- February 22, 2019
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207ZP0102X — NUCC code
- State license (1)
- Tennessee #28387
- Medicaid (2)
- TN #3880737 · AR #149765001
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1790759850. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,512
Distinct HCPCS
9
Medicare allowed
$47,552
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88341 |
Special stained specimen slides to examine tissue, each additional procedure | 462 | 105 | $26 | |
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 380 | 248 | $34 | |
88342 |
Special stained specimen slides to examine tissue, initial procedure | 169 | 123 | $32 | |
88311 |
Preparation of tissue for examination by removing any calcium present | 124 | 107 | $11 | |
88304 |
Pathology examination of tissue using a microscope, moderately low complexity | 123 | 98 | $10 | |
88307 |
Pathology examination of tissue using a microscope, moderately high complexity | 118 | 83 | $76 | |
88312 |
Special stained specimen slides to identify organisms including interpretation and report | 69 | 31 | $25 | |
88331 |
Pathology examination of specimen during surgery, first tissue block | 56 | 19 | $58 | |
88360 |
Microscopic genetic analysis of tumor, manual | 11 | 11 | $39 |
In context: peer comparison
Among 3 peers in Germantown Anatomic Pathology & Clinical Pathology Physician, average services per provider: 179. This provider delivers 8.4× the peer median.Frequently asked questions
What is Dr. Gina Johnston's medical specialty?
Dr. Gina Johnston practices Anatomic Pathology & Clinical Pathology Physician in Germantown, TN.
Where does Dr. Gina Johnston practice?
Dr. Gina Johnston practices at 7550 Wolf River Blvd Ste 200, Germantown, TN 381381778. Office phone: 9015426801.
What is Dr. Gina Johnston's NPI?
Dr. Gina Johnston's National Provider Identifier (NPI) is 1790759850, issued by NPPES.
Does Dr. Gina Johnston accept Medicare assignment?
Yes. Dr. Gina Johnston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gina Johnston commonly perform?
Top Medicare-reported procedures in 2023: Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, initial procedure (HCPCS 88342). Source: CMS Medicare Physician & Other Practitioners file.