Doctor profile · Federal record

Dr. Ellen Walker, PA-C

Physician Assistant · Electroneurodiagnostic Specialist/Technologist · Physician Assistant · Ypsilanti, MI

  • NPI 1942765185
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Iha Neurology, 5333 McAuley Drive Ste 6109
Ypsilanti, MI 48197
(734) 712-1400
fax (734) 623-2857
Mailing address
24 Frank Lloyd Wright Drive, Suite J2000
Ann Arbor, MI 48105

Credentials & registration

NPPES · NUCC
NPI registered
February 2019 — 7 yrs on file
Profile last updated
August 24, 2023
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Michigan #5601011369

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942765185. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
174
Distinct HCPCS
3
Medicare allowed
$25,284
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 123 116 $151
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 28 $150
99214 Established patient office or other outpatient visit, 30-39 minutes 23 23 $110

In context: peer comparison

Among 44 peers in this city , average services per provider: 51. This provider delivers 3.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
231
Patients
58
Total drug cost
$22,131
Drug Type Claims Patients Total cost
Gabapentin Generic 47 17 $821
Donepezil Hcl Generic 30 16 $427
Atorvastatin Calcium Generic 24 0 $243
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 22 13 $709
Levetiracetam Generic 22 12 $852
Clopidogrel (Clopidogrel Bisulfate) Brand 16 0 $166
Amitriptyline Hcl Generic 15 0 $154
Lacosamide Generic 15 0 $2,184
Nurtec Odt (Rimegepant Sulfate) Brand 14 0 $15,297
Propranolol Hcl Generic 14 0 $812

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ellen Walker's medical specialty?
Dr. Ellen Walker practices Physician Assistant in Ypsilanti, MI.
Where does Dr. Ellen Walker practice?
Dr. Ellen Walker practices at Iha Neurology, Ypsilanti, MI 48197. Office phone: 7347121400.
What is Dr. Ellen Walker's NPI?
Dr. Ellen Walker's National Provider Identifier (NPI) is 1942765185, issued by NPPES.
Does Dr. Ellen Walker accept Medicare assignment?
Yes. Dr. Ellen Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ellen Walker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.