Doctor profile · Federal record

Dr. Christopher Holthof, Ag-ACNP

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Kalamazoo, MI

  • NPI 1386160182
  • Accepts Medicare
  • MIPS 84.9 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
601 John St
Kalamazoo, MI 490075341
(269) 341-7654
Mailing address
601 John Street, Box 74
Kalamazoo, MI 49007

Credentials & registration

NPPES · NUCC
NPI registered
August 2017 — 9 yrs on file
Profile last updated
November 27, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Michigan #4704295599

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386160182. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
24
Distinct HCPCS
1
Medicare allowed
$2,569
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 24 24 $107

In context: peer comparison

Among 9 peers in this city , average services per provider: 47. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$15
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $15.27

By nature of payment

Food and Beverage
$15

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Holthof's medical specialty?
Dr. Christopher Holthof practices Acute Care Nurse Practitioner in Kalamazoo, MI.
Where does Dr. Christopher Holthof practice?
Dr. Christopher Holthof practices at 601 John St, Kalamazoo, MI 490075341. Office phone: 2693417654.
What is Dr. Christopher Holthof's NPI?
Dr. Christopher Holthof's National Provider Identifier (NPI) is 1386160182, issued by NPPES.
Does Dr. Christopher Holthof accept Medicare assignment?
Yes. Dr. Christopher Holthof accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Holthof commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.