Doctor profile · Federal record

Dr. Henry Underwood, D.O.

Family Medicine Physician (CMS: Family Practice) · Greenville, TX

  • NPI 1316009947
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3800 Joe Ramsey Blvd E, Suite A
Greenville, TX 754017711
(903) 455-8000
fax (903) 454-3577
Mailing address
Po Box 911
Greenville, TX 754030911

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
July 1, 2010
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Texas #G2871
Medicaid
TX #122836304

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316009947. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
258
Distinct HCPCS
10
Medicare allowed
$37,935
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 124 31 $167
99214 Established patient office or other outpatient visit, 30-39 minutes 29 15 $123
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 16 16 $123
95816 Measurement of brain wave activity (eeg), awake and drowsy 13 13 $352
95930 Measurement of nerve conduction using visual stimulation testing with report 13 13 $58
95957 Measurement of brain wave activity (eeg), digital analysis 13 13 $243
96132 Evaluation of neuropsychological test, first hour 13 13 $118
96139 Administration of psychological or neuropsychological test by technician, each additional 30 minutes 13 13 $30
92653 Evaluation of brain response to sound for diagnosis of nervous system disorders with interpretation and report 12 12 $74
96138 Administration of psychological or neuropsychological test by technician, first 30 minutes 12 12 $29

In context: peer comparison

Among 7 peers in this city , average services per provider: 107. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,255
Patients
544
Total drug cost
$23,222
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 174 65 $2,589
Losartan Potassium Generic 139 49 $2,767
Potassium Chloride Generic 137 48 $4,137
Furosemide Generic 99 35 $878
Pantoprazole Sodium Generic 99 49 $2,042
Doxycycline Hyclate Generic 83 44 $1,387
Fluticasone Propionate Generic 77 44 $946
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 70 34 $1,527
Famotidine Generic 65 34 $1,438
Levothyroxine Sodium Generic 62 21 $995

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Henry Underwood's medical specialty?
Dr. Henry Underwood practices Family Medicine Physician in Greenville, TX.
Where does Dr. Henry Underwood practice?
Dr. Henry Underwood practices at 3800 Joe Ramsey Blvd E, Greenville, TX 754017711. Office phone: 9034558000.
What is Dr. Henry Underwood's NPI?
Dr. Henry Underwood's National Provider Identifier (NPI) is 1316009947, issued by NPPES.
Does Dr. Henry Underwood accept Medicare assignment?
Yes. Dr. Henry Underwood accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Henry Underwood commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.