Doctor profile · Federal record

Dr. Karen Rhea, MD

Geriatric Medicine (Internal Medicine) Physician (CMS: Geriatric Medicine) · Powell, TN

  • NPI 1770994691
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7744 Conner RD
Powell, TN 378493509
(865) 546-9751
fax (865) 362-6681
Mailing address
1275 Dick Lonas RD Unit 101
Knoxville, TN 379091383

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
January 10, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State license (1)
Tennessee #57699
Medicaid
TN #Q044361

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770994691. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,600
Distinct HCPCS
10
Medicare allowed
$246,772
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 872 361 $8
80053 Blood test, comprehensive group of blood chemicals 737 356 $10
99214 Established patient office or other outpatient visit, 30-39 minutes 712 348 $118
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 585 333 $8
84443 Blood test, thyroid stimulating hormone (tsh) 487 307 $16
80061 Blood test, lipids (cholesterol and triglycerides) 364 302 $13
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 309 309 $119
G0444 Annual depression screening, 5 to 15 minutes 305 305 $17
83036 Hemoglobin a1c level 249 159 $9
82306 Vitamin d-3 level 219 192 $29

In context: peer comparison

Among 1 peers in Powell Geriatric Medicine (Internal Medicine) Physician, average services per provider: 135. This provider delivers 56× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$378
Transactions
15
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Silk Road Medical, INC. 1 $119.31
Novo Nordisk INC 4 $85.91
Novartis Pharmaceuticals Corporation 5 $83.73
Amgen INC. 2 $32.73
Cook Medical LLC 1 $20.63
Abbvie INC. 1 $20.39
Astellas Pharma US INC 1 $14.83

By nature of payment

Food and Beverage
$378

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,387
Patients
966
Total drug cost
$33,559
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 471 122 $6,010
Atorvastatin Calcium Generic 331 94 $3,078
Losartan Potassium Generic 323 106 $2,964
Amlodipine Besylate Generic 294 91 $1,747
Omeprazole Generic 255 82 $2,429
Gabapentin Generic 235 46 $2,025
Rosuvastatin Calcium Generic 198 59 $3,070
Hydrochlorothiazide Generic 189 55 $1,100
Pravastatin Sodium Generic 178 55 $2,571
Lisinopril Generic 174 49 $1,110

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Rhea's medical specialty?
Dr. Karen Rhea practices Geriatric Medicine (Internal Medicine) Physician in Powell, TN.
Where does Dr. Karen Rhea practice?
Dr. Karen Rhea practices at 7744 Conner RD, Powell, TN 378493509. Office phone: 8655469751.
What is Dr. Karen Rhea's NPI?
Dr. Karen Rhea's National Provider Identifier (NPI) is 1770994691, issued by NPPES.
Does Dr. Karen Rhea accept Medicare assignment?
Yes. Dr. Karen Rhea accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Rhea commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.