Doctor profile · Federal record
Dr. Joseph Parker, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Nashville, TN
- NPI 1013908730
- Accepts Medicare
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
222 22Nd Ave N
Nashville, TN 372031852
(629) 255-2156
fax (629) 255-4047
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- October 25, 2017
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Tennessee #MD35032
- Medicaid (2)
- TN #Q018317 · TN #3229076
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1013908730. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,123
Distinct HCPCS
10
Medicare allowed
$136,327
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 127 | 127 | $144 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 126 | 125 | $229 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 116 | 114 | $75 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 108 | 108 | $103 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 107 | 96 | $81 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 83 | 82 | $162 | |
43248 |
Insertion of guide wire with dilation of esophagus using a flexible endoscope | 69 | 68 | $131 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 60 | 59 | $107 | |
36415 |
Insertion of needle into vein for collection of blood sample | 52 | 41 | $8 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 52 | 52 | $166 |
In context: peer comparison
Among 27 peers in Nashville Gastroenterology Physician, average services per provider: 49. This provider delivers 23× the peer median.Open Payments
Industry payments received
All-time total
$43
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, INC. | 1 | $22.91 | |
| Pfizer INC. | 1 | $20.17 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
698
Patients
149
Total drug cost
$183,591
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 189 | 50 | $2,821 |
| Pantoprazole Sodium | Generic | 103 | 27 | $1,482 |
| Colestipol Hcl | Generic | 101 | 39 | $11,486 |
| Esomeprazole Magnesium | Generic | 46 | 12 | $1,397 |
| Dicyclomine Hcl | Generic | 39 | 21 | $764 |
| Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) | Brand | 27 | 0 | $536 |
| Mesalamine | Generic | 26 | 0 | $22,482 |
| Mesalamine ER (Mesalamine) | Brand | 26 | 0 | $10,708 |
| Famotidine | Generic | 25 | 0 | $288 |
| Sulfasalazine | Generic | 23 | 0 | $493 |
Hospital affiliations
Frequently asked questions
What is Dr. Joseph Parker's medical specialty?
Dr. Joseph Parker practices Gastroenterology Physician in Nashville, TN.
Where does Dr. Joseph Parker practice?
Dr. Joseph Parker practices at 222 22Nd Ave N, Nashville, TN 372031852. Office phone: 6292552156.
What is Dr. Joseph Parker's NPI?
Dr. Joseph Parker's National Provider Identifier (NPI) is 1013908730, issued by NPPES.
Does Dr. Joseph Parker accept Medicare assignment?
Yes. Dr. Joseph Parker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Parker commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.