Doctor profile · Federal record

Dr. Samuel Mathis, MD

Family Medicine Physician (CMS: Family Practice) · Student in an Organized Health Care Education/Training Program · Galveston, TX

  • NPI 1366853913
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
400 Harborside Dr, Ste 104
Galveston, TX 775550001
(409) 772-2166
fax (409) 772-2663
Additional location
14023 Southwest Fwy
Sugar Land, TX 774783550
(281) 325-4100
fax (281) 325-4292
Additional location
301 University Blvd
Galveston, TX 775553550
Mailing address
301 University Blvd
Galveston, TX 775551123

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
March 12, 2026
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Texas #Q8106

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366853913. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
450
Distinct HCPCS
9
Medicare allowed
$38,004
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 181 126 $98
99213 Established patient office or other outpatient visit, 20-29 minutes 63 57 $66
97813 Acupuncture with electrical stimulation, initial 15 minutes 56 12 $34
97814 Acupuncture with electrical stimulation, each additional 15 minutes 56 12 $29
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 40 40 $131
99214 Established patient office or other outpatient visit, 30-39 minutes 21 20 $96
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $133
99496 Transitional care management services for problem of high complexity 11 11 $191
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 11 11 $167

In context: peer comparison

Among 15 peers in this city , average services per provider: 58. This provider delivers 7.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$106
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $75.59
Exact Sciences Corporation 2 $30.19

By nature of payment

Food and Beverage
$106

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,279
Patients
429
Total drug cost
$88,220
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 189 59 $3,007
Amlodipine Besylate Generic 147 53 $1,201
Lisinopril Generic 107 38 $1,068
Rosuvastatin Calcium Generic 92 27 $1,030
Losartan Potassium Generic 87 28 $1,125
Gabapentin Generic 84 33 $3,015
Pantoprazole Sodium Generic 74 26 $892
Levothyroxine Sodium Generic 69 26 $1,496
Hydrochlorothiazide Generic 67 25 $456
Metformin Hcl Generic 67 19 $625

Frequently asked questions

Auto-generated from federal data
What is Dr. Samuel Mathis's medical specialty?
Dr. Samuel Mathis practices Family Medicine Physician in Galveston, TX.
Where does Dr. Samuel Mathis practice?
Dr. Samuel Mathis practices at 400 Harborside Dr, Galveston, TX 775550001. Office phone: 4097722166.
What is Dr. Samuel Mathis's NPI?
Dr. Samuel Mathis's National Provider Identifier (NPI) is 1366853913, issued by NPPES.
Does Dr. Samuel Mathis accept Medicare assignment?
Yes. Dr. Samuel Mathis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Samuel Mathis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Acupuncture with electrical stimulation (HCPCS 97813). Source: CMS Medicare Physician & Other Practitioners file.