Doctor profile · Federal record

Dr. David Willis, GNP

Gerontology Nurse Practitioner (CMS: Nurse Practitioner) · McKinney, TX

  • NPI 1689703134
  • MIPS 71.3 / 100 · 2023
  • 21 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
275 Holder Trl
McKinney, TX 750714133
(214) 491-4191

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
November 29, 2023
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
363LG0600X — NUCC code
State license (1)
Texas #556431

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689703134. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,082
Distinct HCPCS
10
Medicare allowed
$355,473
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 1,642 377 $106
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 1,084 305 $2
96372 Injection of drug or substance under skin or into muscle 1,065 301 $12
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 950 208 $39
99458 Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 903 199 $32
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 450 234 $51
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 191 52 $40
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 164 92 $155
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 157 87 $38
99491 Chronic care management services for two or more chronic conditions, first 30 minutes provided personally by health care professional, per calendar month 105 103 $70

In context: peer comparison

Among 1 peers in this city , average services per provider: 416. This provider delivers 17× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,073
Patients
783
Total drug cost
$36,231
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 241 91 $4,977
Amlodipine Besylate Generic 216 78 $2,104
Losartan Potassium Generic 168 54 $2,912
Gabapentin Generic 160 74 $4,932
Omeprazole Generic 155 51 $3,299
Levothyroxine Sodium Generic 147 56 $2,279
Furosemide Generic 145 54 $1,067
Pantoprazole Sodium Generic 128 62 $2,397
Metformin Hcl Generic 120 40 $1,892
Montelukast Sodium Generic 109 46 $2,138

Frequently asked questions

Auto-generated from federal data
What is Dr. David Willis's medical specialty?
Dr. David Willis practices Gerontology Nurse Practitioner in McKinney, TX.
Where does Dr. David Willis practice?
Dr. David Willis practices at 275 Holder Trl, McKinney, TX 750714133. Office phone: 2144914191.
What is Dr. David Willis's NPI?
Dr. David Willis's National Provider Identifier (NPI) is 1689703134, issued by NPPES.
Does Dr. David Willis accept Medicare assignment?
Dr. David Willis does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. David Willis commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg (HCPCS J3420); Injection of drug or substance under skin or into muscle (HCPCS 96372). Source: CMS Medicare Physician & Other Practitioners file.