Doctor profile · Federal record

Dr. Nicholas Vlahos, MD

Internal Medicine Physician · Chandler, AZ

  • NPI 1538228044
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
245 S Dobson RD
Chandler, AZ 85224
(480) 895-5870
fax (480) 895-5870

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
April 23, 2019
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #55337

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538228044. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
433
Distinct HCPCS
4
Medicare allowed
$55,147
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 256 193 $123
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 122 122 $125
99215 Established patient office or other outpatient visit, 40-54 minutes 42 38 $174
99213 Established patient office or other outpatient visit, 20-29 minutes 13 12 $87

In context: peer comparison

Among 36 peers in this city , average services per provider: 186. This provider delivers 2.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,875
Patients
662
Total drug cost
$22,357
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 272 92 $2,696
Levothyroxine Sodium Generic 207 71 $2,743
Amlodipine Besylate Generic 177 60 $1,278
Losartan Potassium Generic 168 62 $1,757
Lisinopril Generic 154 53 $1,226
Rosuvastatin Calcium Generic 123 40 $2,635
Simvastatin Generic 108 38 $647
Metformin Hcl Generic 103 39 $1,116
Pantoprazole Sodium Generic 96 33 $1,764
Tamsulosin Hcl Generic 93 38 $1,323

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholas Vlahos's medical specialty?
Dr. Nicholas Vlahos practices Internal Medicine Physician in Chandler, AZ.
Where does Dr. Nicholas Vlahos practice?
Dr. Nicholas Vlahos practices at 245 S Dobson RD, Chandler, AZ 85224. Office phone: 4808955870.
What is Dr. Nicholas Vlahos's NPI?
Dr. Nicholas Vlahos's National Provider Identifier (NPI) is 1538228044, issued by NPPES.
What procedures does Dr. Nicholas Vlahos 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 99215). Source: CMS Medicare Physician & Other Practitioners file.