Doctor profile · Federal record

Dr. Ruth Lamar, M.D.

Medical Oncology Physician · Franklin, TN

  • NPI 1578597704
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4488 Carothers Pkwy Ste 300
Franklin, TN 370676583
(615) 591-4764
fax (615) 591-7947
Additional location
4488 Carothers Pkwy Ste 110
Franklin, TN 370676584
(615) 764-1924
Mailing address
Po Box 440100
Nashville, TN 372440100

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
October 3, 2019
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Tennessee #20297
Medicaid (2)
TN #3070225 · KY #64913080

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578597704. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,087
Distinct HCPCS
10
Medicare allowed
$70,002
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 390 117 $7
M0010 Enhancing oncology model (eom) monthly enhanced oncology services (meos) payment for eom enhanced services 333 77 $70
36415 Insertion of needle into vein for collection of blood sample 306 117 $8
80053 Blood test, comprehensive group of blood chemicals 299 106 $10
99214 Established patient office or other outpatient visit, 30-39 minutes 156 73 $117
96372 Injection of drug or substance under skin or into muscle 82 25 $13
82728 Ferritin (blood protein) level 70 45 $13
99213 Established patient office or other outpatient visit, 20-29 minutes 63 53 $81
83540 Iron level 58 41 $6
83550 Iron binding capacity 58 41 $9

In context: peer comparison

Among 2 peers in Franklin Medical Oncology Physician, average services per provider: 1,086. This provider delivers 1.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,111
Transactions
27
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 4 $108.06
Aveo Pharmaceuticals, INC. 2 $91.21
Rigel Pharmaceuticals, INC. 3 $86.02
Janssen Biotech, INC. 3 $61.11
AstraZeneca Pharmaceuticals Lp 2 $61.04
Janssen Pharmaceuticals, INC 1 $53.00
Celgene Corporation 2 $44.90
Pfizer INC. 2 $41.71
Regeneron Healthcare Solutions, INC. 1 $36.00
E.R. Squibb & Sons, L.L.C. 2 $32.86
Eisai INC. 1 $29.86
Astellas Pharma US INC 1 $29.50
Genentech USA, INC. 1 $29.48
Jazz Pharmaceuticals INC. 1 $28.78
Emd Serono, INC. 1 $27.87

By nature of payment

Food and Beverage
$1,058
Education
$53

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
173
Patients
13
Total drug cost
$468,586
Drug Type Claims Patients Total cost
Anastrozole Generic 41 13 $1,065
Eliquis (Apixaban) Brand 19 0 $27,119
Ibrance (Palbociclib) Brand 18 0 $289,870
Hydroxyurea Generic 17 0 $684
Letrozole Generic 15 0 $742
Prednisone Generic 15 0 $112
Tasigna (Nilotinib Hcl) Brand 13 0 $57,572
Calquence (Acalabrutinib Maleate) Brand 12 0 $91,313
Olanzapine Generic 12 0 $89
Warfarin Sodium Generic 11 0 $20

Frequently asked questions

Auto-generated from federal data
What is Dr. Ruth Lamar's medical specialty?
Dr. Ruth Lamar practices Medical Oncology Physician in Franklin, TN.
Where does Dr. Ruth Lamar practice?
Dr. Ruth Lamar practices at 4488 Carothers Pkwy Ste 300, Franklin, TN 370676583. Office phone: 6155914764.
What is Dr. Ruth Lamar's NPI?
Dr. Ruth Lamar's National Provider Identifier (NPI) is 1578597704, issued by NPPES.
What procedures does Dr. Ruth Lamar 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); Enhancing oncology model (eom) monthly enhanced oncology services (meos) payment for eom enhanced services (HCPCS M0010); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.