Doctor profile · Federal record

Dr. Namratha Vontela, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Oak Ridge, TN

  • NPI 1619263852
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 New York Ave Ste 200
Oak Ridge, TN 37830
(865) 835-5400
Mailing address
1915 White Ave
Knoxville, TN 379162300

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
August 24, 2020
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Tennessee #56301 · Mississippi #25049
Medicaid
TN #Q033178

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619263852. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,978
Distinct HCPCS
10
Medicare allowed
$94,532
HCPCS Description Services Patients Avg allowed
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 661 272 $8
36415 Insertion of needle into vein for collection of blood sample 590 270 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 301 192 $117
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 81 58 $111
36591 Collection of blood sample from implanted device 77 24 $24
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 66 62 $162
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 65 45 $74
99215 Established patient office or other outpatient visit, 40-54 minutes 57 39 $165
99204 New patient office or other outpatient visit, 45-59 minutes 51 51 $152
99205 New patient office or other outpatient visit, 60-74 minutes 29 29 $198

In context: peer comparison

Among 3 peers in this city , average services per provider: 200. This provider delivers 9.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$42
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 1 $24.39
PFIZER INC. 1 $17.39

By nature of payment

Food and Beverage
$42

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
704
Patients
223
Total drug cost
$62,454
Drug Type Claims Patients Total cost
Ondansetron Hcl Generic 132 59 $2,376
Anastrozole Generic 104 39 $1,904
Eliquis (Apixaban) Brand 75 17 $52,496
Hydroxyurea Generic 58 14 $1,203
Lidocaine-Prilocaine (Lidocaine/Prilocaine) Brand 57 41 $861
Alprazolam Generic 33 0 $48
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 33 20 $650
Dexamethasone Generic 32 19 $945
Pantoprazole Sodium Generic 32 14 $163
Prednisone Generic 30 0 $132

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Namratha Vontela's medical specialty?
Dr. Namratha Vontela practices Hematology & Oncology Physician in Oak Ridge, TN.
Where does Dr. Namratha Vontela practice?
Dr. Namratha Vontela practices at 200 New York Ave Ste 200, Oak Ridge, TN 37830. Office phone: 8658355400.
What is Dr. Namratha Vontela's NPI?
Dr. Namratha Vontela's National Provider Identifier (NPI) is 1619263852, issued by NPPES.
Does Dr. Namratha Vontela accept Medicare assignment?
Yes. Dr. Namratha Vontela accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Namratha Vontela commonly perform?
Top Medicare-reported procedures in 2023: Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.