Doctor profile · Federal record

Dr. Dennis Rainwater, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Morristown, TN

  • NPI 1316974678
  • Accepts Medicare
  • 41 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1633 W Morris Blvd
Morristown, TN 37813
(423) 492-6700
fax (865) 374-2131

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 1, 2023
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Tennessee #MD17343 · Florida #ME0079512
Medicaid (2)
FL #258172800 · TN #Q011877

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316974678. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,178
Distinct HCPCS
10
Medicare allowed
$91,194
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 387 169 $120
36415 Insertion of needle into vein for collection of blood sample 279 161 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 221 150 $8
80053 Blood test, comprehensive group of blood chemicals 220 149 $10
80061 Blood test, lipids (cholesterol and triglycerides) 160 123 $13
84443 Blood test, thyroid stimulating hormone (tsh) 155 118 $16
J1100 Injection, dexamethasone sodium phosphate, 1 mg 132 18 $0
83036 Hemoglobin a1c level 118 66 $10
99215 Established patient office or other outpatient visit, 40-54 minutes 84 65 $169
99213 Established patient office or other outpatient visit, 20-29 minutes 83 61 $85

In context: peer comparison

Among 8 peers in this city , average services per provider: 149. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$259
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 2 $232.00
ABBVIE INC. 1 $27.49

By nature of payment

Education
$232
Food and Beverage
$27

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,872
Patients
1,192
Total drug cost
$36,510
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 333 129 $5,064
Atorvastatin Calcium Generic 274 133 $3,620
Lisinopril Generic 242 109 $2,496
Gabapentin Generic 240 63 $3,393
Amlodipine Besylate Generic 237 102 $1,321
Omeprazole Generic 234 99 $3,237
Metformin Hcl Generic 213 96 $1,763
Alprazolam Generic 163 32 $441
Losartan Potassium Generic 161 83 $2,367
Famotidine Generic 150 75 $2,104

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dennis Rainwater's medical specialty?
Dr. Dennis Rainwater practices Internal Medicine Physician in Morristown, TN.
Where does Dr. Dennis Rainwater practice?
Dr. Dennis Rainwater practices at 1633 W Morris Blvd, Morristown, TN 37813. Office phone: 4234926700.
What is Dr. Dennis Rainwater's NPI?
Dr. Dennis Rainwater's National Provider Identifier (NPI) is 1316974678, issued by NPPES.
Does Dr. Dennis Rainwater accept Medicare assignment?
Yes. Dr. Dennis Rainwater accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Rainwater commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.