Doctor profile · Federal record

Dr. Lauren Breihan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Flagstaff, AZ

  • NPI 1497866495
  • Accepts Medicare
  • MIPS 65.6 / 100 · 2023
  • 44 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3480 E. Route 66
Flagstaff, AZ 86004
(928) 863-7333
fax (928) 863-7347
Mailing address
3480 E Route 66
Flagstaff, AZ 860044032

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #23601

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1497866495. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
437
Distinct HCPCS
4
Medicare allowed
$38,650
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 379 127 $95
99442 Telephone medical discussion with physician, 11-20 minutes 23 18 $56
99441 Telephone medical discussion with physician, 5-10 minutes 22 21 $31
99213 Established patient office or other outpatient visit, 20-29 minutes 13 13 $64

In context: peer comparison

Among 13 peers in Flagstaff Internal Medicine Physician, average services per provider: 2,092. This provider delivers 0.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,295
Patients
493
Total drug cost
$315,182
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 560 82 $25,941
Lisinopril Generic 482 57 $2,814
Levothyroxine Sodium Generic 275 31 $3,289
Amlodipine Besylate Generic 238 29 $1,935
Losartan Potassium Generic 236 31 $6,264
Metformin Hcl ER (Metformin Hcl) Brand 230 31 $5,377
Alendronate Sodium Generic 183 25 $4,625
Rosuvastatin Calcium Generic 181 67 $13,886
Ozempic (Semaglutide) Brand 166 23 $160,446
Omeprazole Generic 145 19 $5,497

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lauren Breihan's medical specialty?
Dr. Lauren Breihan practices Internal Medicine Physician in Flagstaff, AZ.
Where does Dr. Lauren Breihan practice?
Dr. Lauren Breihan practices at 3480 E. Route 66, Flagstaff, AZ 86004. Office phone: 9288637333.
What is Dr. Lauren Breihan's NPI?
Dr. Lauren Breihan's National Provider Identifier (NPI) is 1497866495, issued by NPPES.
Does Dr. Lauren Breihan accept Medicare assignment?
Yes. Dr. Lauren Breihan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lauren Breihan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442); Telephone medical discussion with physician (HCPCS 99441). Source: CMS Medicare Physician & Other Practitioners file.