Doctor profile · Federal record

Dr. Cynthia Armstrong, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Sherman, TX

  • NPI 1841634722
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
315 W McLain Dr
Sherman, TX 750922605
(903) 957-4701
fax (903) 957-3416

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
March 19, 2026
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Texas #AP123487
Medicaid
TX #323122705

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841634722. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
153
Distinct HCPCS
1
Medicare allowed
$11,274
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 153 39 $74

In context: peer comparison

Among 8 peers in this city , average services per provider: 1,056. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$45
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 2 $30.83
Janssen Pharmaceuticals, Inc 1 $13.92

By nature of payment

Food and Beverage
$45

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,107
Patients
207
Total drug cost
$16,491
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 165 30 $2,612
Amlodipine Besylate Generic 121 23 $1,709
Lisinopril Generic 111 25 $1,039
Metformin Hcl Generic 89 17 $1,242
Levothyroxine Sodium Generic 82 16 $1,157
Metoprolol Tartrate Generic 81 13 $1,136
Omeprazole Generic 81 12 $1,185
Fluticasone Propionate Generic 59 20 $1,261
Pantoprazole Sodium Generic 57 0 $1,535
Losartan Potassium Generic 53 11 $723

Frequently asked questions

Auto-generated from federal data
What is Dr. Cynthia Armstrong's medical specialty?
Dr. Cynthia Armstrong practices Family Nurse Practitioner in Sherman, TX.
Where does Dr. Cynthia Armstrong practice?
Dr. Cynthia Armstrong practices at 315 W McLain Dr, Sherman, TX 750922605. Office phone: 9039574701.
What is Dr. Cynthia Armstrong's NPI?
Dr. Cynthia Armstrong's National Provider Identifier (NPI) is 1841634722, issued by NPPES.
Does Dr. Cynthia Armstrong accept Medicare assignment?
Yes. Dr. Cynthia Armstrong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cynthia Armstrong commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.