Doctor profile · Federal record

Dr. Chad Griffin, M.D.

Family Medicine Physician (CMS: Family Practice) · Sparta, TN

  • NPI 1659311702
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
433 Sewell Dr
Sparta, TN 385831223
(931) 739-3000
fax (931) 739-3013

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 12, 2010
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Tennessee #MD0000028253
Medicaid
TN #3852925

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659311702. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,391
Distinct HCPCS
10
Medicare allowed
$125,132
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 445 83 $58
36415 Insertion of needle into vein for collection of blood sample 358 193 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 243 116 $117
99213 Established patient office or other outpatient visit, 20-29 minutes 197 108 $83
99497 Advance care planning, first 30 minutes 178 178 $76
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 170 170 $119
85610 Blood test, clotting time 114 11 $4
G0008 Administration of influenza virus vaccine 111 111 $28
G0442 Annual alcohol misuse screening, 5 to 15 minutes 86 86 $17
81003 Automated urinalysis test 82 69 $2

In context: peer comparison

Among 2 peers in this city , average services per provider: 119. This provider delivers 20× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,612
Patients
472
Total drug cost
$20,684
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 177 50 $1,602
Losartan Potassium Generic 159 46 $2,620
Atorvastatin Calcium Generic 154 46 $2,790
Lisinopril Generic 151 39 $997
Levothyroxine Sodium Generic 121 34 $1,415
Omeprazole Generic 120 37 $2,215
Metformin Hcl Er (Metformin Hcl) Brand 116 32 $1,053
Simvastatin Generic 99 26 $737
Rosuvastatin Calcium Generic 98 30 $2,120
Hydrochlorothiazide Generic 78 26 $424

Frequently asked questions

Auto-generated from federal data
What is Dr. Chad Griffin's medical specialty?
Dr. Chad Griffin practices Family Medicine Physician in Sparta, TN.
Where does Dr. Chad Griffin practice?
Dr. Chad Griffin practices at 433 Sewell Dr, Sparta, TN 385831223. Office phone: 9317393000.
What is Dr. Chad Griffin's NPI?
Dr. Chad Griffin's National Provider Identifier (NPI) is 1659311702, issued by NPPES.
Does Dr. Chad Griffin accept Medicare assignment?
Yes. Dr. Chad Griffin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chad Griffin commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); 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.