Doctor profile · Federal record

Dr. Haley Mertens

Internal Medicine Physician · Hospitalist Physician · Student in an Organized Health Care Education/Training Program · Internal Medicine Physician · Ann Arbor, MI

  • NPI 1326545021
  • MIPS 80.5 / 100 · 2023
  • 8 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(888) 229-7408

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
April 13, 2025
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Michigan #4301508956 · Wisconsin #72887

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326545021. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $124.99

By nature of payment

Food and Beverage
$125

Frequently asked questions

Auto-generated from federal data
What is Dr. Haley Mertens's medical specialty?
Dr. Haley Mertens practices Internal Medicine Physician in Ann Arbor, MI.
Where does Dr. Haley Mertens practice?
Dr. Haley Mertens practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 8882297408.
What is Dr. Haley Mertens's NPI?
Dr. Haley Mertens's National Provider Identifier (NPI) is 1326545021, issued by NPPES.