Doctor profile · Federal record

Dr. Dennis Wales, MD

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Durango, CO

  • NPI 1376650408
  • Accepts Medicare
  • 29 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
810 E 3Rd St Unit 201
Durango, CO 813015759
(970) 764-1790
fax (970) 375-7927
Mailing address
3701 Kirby Dr, Suite 600
Houston, TX 770983900

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 17, 2019
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Colorado #DR.0040200 · Texas #L4793

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376650408. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,369
Distinct HCPCS
10
Medicare allowed
$131,189
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 416 256 $111
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 307 307 $98
99213 Established patient office or other outpatient visit, 20-29 minutes 213 183 $84
G0008 Administration of influenza virus vaccine 58 58 $31
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 54 54 $76
G0009 Administration of pneumococcal vaccine 44 44 $31
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 43 43 $282
90480 Admn sarscov2 vacc 1 dose 30 30 $41
91320 Sarscv2 vac 30mcg trs-suc im 30 30 $128
99495 Transitional care management services for problem of at least moderate complexity 29 28 $133

In context: peer comparison

Among 8 peers in Durango Family Medicine Physician, average services per provider: 77. This provider delivers 18× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,216
Patients
936
Total drug cost
$41,086
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 435 136 $4,760
Levothyroxine Sodium Generic 409 110 $5,310
Amlodipine Besylate Generic 354 109 $2,588
Lisinopril Generic 331 100 $2,484
Losartan Potassium Generic 216 68 $2,992
Gabapentin Generic 179 51 $4,417
Tamsulosin Hcl Generic 176 58 $3,289
Omeprazole Generic 175 56 $2,070
Zolpidem Tartrate Generic 169 33 $2,316
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 148 33 $4,316

Frequently asked questions

Auto-generated from federal data
What is Dr. Dennis Wales's medical specialty?
Dr. Dennis Wales practices Family Medicine Physician in Durango, CO.
Where does Dr. Dennis Wales practice?
Dr. Dennis Wales practices at 810 E 3Rd St Unit 201, Durango, CO 813015759. Office phone: 9707641790.
What is Dr. Dennis Wales's NPI?
Dr. Dennis Wales's National Provider Identifier (NPI) is 1376650408, issued by NPPES.
Does Dr. Dennis Wales accept Medicare assignment?
Yes. Dr. Dennis Wales accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Wales commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.