Doctor profile · Federal record

Dr. Christine Willacker, PA

Physician Assistant · Ann Arbor, MI

  • NPI 1194876904
  • Accepts Medicare
  • 34 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 East Medical Center Dr, 1St Floor Cancer & Geriatrics Ctr Recp C
Ann Arbor, MI 481090902
(734) 647-8906
Mailing address
3621 S State St, 700 Kms Place
Ann Arbor, MI 48108

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Michigan #5601002149

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194876904. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
133
Distinct HCPCS
1
Medicare allowed
$11,218
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 133 74 $84

In context: peer comparison

Among 139 peers in Ann Arbor Physician Assistant, average services per provider: 53. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$120
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $119.70

By nature of payment

Food and Beverage
$120

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
60
Patients
0
Total drug cost
$1,404
Drug Type Claims Patients Total cost
Clobetasol Propionate Generic 21 0 $685
Letrozole Generic 16 0 $514
Fluconazole Generic 12 0 $59
Nystatin Generic 11 0 $146

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christine Willacker's medical specialty?
Dr. Christine Willacker practices Physician Assistant in Ann Arbor, MI.
Where does Dr. Christine Willacker practice?
Dr. Christine Willacker practices at 1500 East Medical Center Dr, Ann Arbor, MI 481090902. Office phone: 7346478906.
What is Dr. Christine Willacker's NPI?
Dr. Christine Willacker's National Provider Identifier (NPI) is 1194876904, issued by NPPES.
Does Dr. Christine Willacker accept Medicare assignment?
Yes. Dr. Christine Willacker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christine Willacker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.