Doctor profile · Federal record
Dr. Robert Armstrong, D.O.
Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Nashville, TN
- NPI 1891148847
- Accepts Medicare
- 10 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
3601 the Vanderbilt Clinic
Nashville, TN 372322168
(615) 322-3000 - Additional location
-
1450 Treat Blvd # 160
Walnut Creek, CA 945972168
(925) 296-9000 - Mailing address
-
3841 Green Hills Village Dr Ste 200
Nashville, TN 372152691
Credentials & registration
- NPI registered
- July 2016 — 10 yrs on file
- Profile last updated
- August 14, 2024
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State licenses (2)
- Tennessee #5702 · California #20A15772
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891148847. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
14
Distinct HCPCS
1
Medicare allowed
$2,109
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 14 | 14 | $151 |
In context: peer comparison
Among 54 peers in this city , average services per provider: 63. This provider delivers 0.2× the peer median.Open Payments
Industry payments received
All-time total
$122
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 1 | $121.86 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
13
Patients
0
Total drug cost
$395
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 13 | 0 | $395 |
Hospital affiliations
Frequently asked questions
What is Dr. Robert Armstrong's medical specialty?
Dr. Robert Armstrong practices Family Medicine Physician in Nashville, TN.
Where does Dr. Robert Armstrong practice?
Dr. Robert Armstrong practices at 3601 the Vanderbilt Clinic, Nashville, TN 372322168. Office phone: 6153223000.
What is Dr. Robert Armstrong's NPI?
Dr. Robert Armstrong's National Provider Identifier (NPI) is 1891148847, issued by NPPES.
Does Dr. Robert Armstrong accept Medicare assignment?
Yes. Dr. Robert Armstrong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Armstrong commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.