Doctor profile · Federal record

Dr. Margaret Whicker, M.D.

Gynecologic Oncology Physician (CMS: Gynecological Oncology) · Grand Rapids, MI

  • NPI 1568873156
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
250 Cherry St Se
Grand Rapids, MI 495034608
(616) 685-5600
fax (616) 685-6745
Mailing address
3400 Civic Center Blvd
Philadelphia, PA 191045127

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
December 6, 2021
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207VX0201X — NUCC code
State license (1)
Pennsylvania #MD467063

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568873156. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
41
Distinct HCPCS
2
Medicare allowed
$3,213
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 23 12 $65
99214 Established patient office or other outpatient visit, 30-39 minutes 18 14 $96

In context: peer comparison

Among 3 peers in Grand Rapids Gynecologic Oncology Physician, average services per provider: 28. This provider delivers 1.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
96
Patients
59
Total drug cost
$11,699
Drug Type Claims Patients Total cost
Prochlorperazine Maleate Generic 21 15 $567
Dexamethasone Generic 19 16 $431
Olanzapine Generic 18 13 $115
Oxycodone Hcl Generic 15 15 $28
Eliquis (Apixaban) Brand 12 0 $10,504
Letrozole Generic 11 0 $53

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Whicker's medical specialty?
Dr. Margaret Whicker practices Gynecologic Oncology Physician in Grand Rapids, MI.
Where does Dr. Margaret Whicker practice?
Dr. Margaret Whicker practices at 250 Cherry St Se, Grand Rapids, MI 495034608. Office phone: 6166855600.
What is Dr. Margaret Whicker's NPI?
Dr. Margaret Whicker's National Provider Identifier (NPI) is 1568873156, issued by NPPES.
Does Dr. Margaret Whicker accept Medicare assignment?
Yes. Dr. Margaret Whicker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Whicker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.