Doctor profile · Federal record
Dr. Grant Johnson, D.O.
Urology Physician (CMS: Urology) · Smyrna, TN
- NPI 1851778609
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 11 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
521 Stonecrest Pkwy Ste 202
Smyrna, TN 371676898
(615) 459-3330
fax (615) 459-2997 - Additional location
-
2801 Charlotte Ave
Nashville, TN 372094035 - Mailing address
-
2801 Charlotte Ave
Nashville, TN 372094035
Credentials & registration
- NPI registered
- April 2015 — 11 yrs on file
- Profile last updated
- February 24, 2026
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 208800000X — NUCC code
- State license (1)
- Tennessee #4082
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1851778609. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,343
Distinct HCPCS
10
Medicare allowed
$90,482
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 283 | 162 | $118 | |
51798 |
Ultrasound measurement of bladder capacity after voiding | 188 | 122 | $9 | |
81003 |
Automated urinalysis test | 154 | 121 | $2 | |
81001 |
Manual urinalysis test with examination using microscope, automated | 142 | 85 | $3 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 100 | 73 | $83 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 58 | 58 | $152 | |
87086 |
Bacterial colony count, urine | 42 | 32 | $8 | |
84153 |
Psa (prostate specific antigen) measurement, total | 41 | 38 | $17 | |
76872 |
Ultrasound scan of pelvic region through rectum | 37 | 37 | $31 | |
51741 |
Electronic assessment of bladder emptying | 32 | 30 | $10 |
In context: peer comparison
Among 1 peers in Smyrna Urology Physician, average services per provider: 58. This provider delivers 23× the peer median.Open Payments
Industry payments received
All-time total
$1,526
Transactions
45
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 4 | $285.38 | |
| Pfizer INC. | 10 | $213.05 | |
| Sumitomo Pharma America, INC. | 10 | $187.02 | |
| Astellas Pharma Global Development | 1 | $141.54 | |
| Janssen Biotech, INC. | 3 | $97.70 | |
| Medtronic, INC. | 2 | $85.14 | |
| Urogen Pharma, INC. | 3 | $80.54 | |
| Stryker Corporation | 1 | $75.00 | |
| Tolmar, INC. | 3 | $65.37 | |
| Dornier MedTech America, INC | 1 | $50.43 | |
| Procept BioRobotics Corporation | 2 | $48.57 | |
| Novo Nordisk INC | 2 | $44.48 | |
| Abbvie INC. | 1 | $29.98 | |
| Myriad Genetic Laboratories, INC. | 1 | $25.66 | |
| Axonics, INC. | 1 | $21.75 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
738
Patients
286
Total drug cost
$176,751
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tamsulosin Hcl | Generic | 193 | 75 | $2,630 |
| Solifenacin Succinate | Generic | 142 | 50 | $15,306 |
| Myrbetriq (Mirabegron) | Brand | 78 | 26 | $51,877 |
| Ciprofloxacin Hcl | Generic | 65 | 54 | $334 |
| Oxybutynin Chloride ER (Oxybutynin Chloride) | Brand | 46 | 17 | $1,083 |
| Orgovyx (Relugolix) | Brand | 30 | 0 | $82,976 |
| Testosterone | Generic | 28 | 0 | $7,056 |
| Estradiol | Generic | 23 | 13 | $2,545 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 22 | 20 | $100 |
| Cephalexin | Generic | 21 | 18 | $83 |
Hospital affiliations
Frequently asked questions
What is Dr. Grant Johnson's medical specialty?
Dr. Grant Johnson practices Urology Physician in Smyrna, TN.
Where does Dr. Grant Johnson practice?
Dr. Grant Johnson practices at 521 Stonecrest Pkwy Ste 202, Smyrna, TN 371676898. Office phone: 6154593330.
What is Dr. Grant Johnson's NPI?
Dr. Grant Johnson's National Provider Identifier (NPI) is 1851778609, issued by NPPES.
Does Dr. Grant Johnson accept Medicare assignment?
Yes. Dr. Grant Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grant Johnson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Ultrasound measurement of bladder capacity after voiding (HCPCS 51798); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.