ELLEN M WALKER PA-C
NPI 1942765185
Physician Assistant in Ypsilanti, MI

Active since February 01, 2019PECOS EnrolledAccepts Medicare Assignment
IHA NEUROLOGY, 5333 MCAULEY DRIVE STE 6109, YPSILANTI, MI 48197(734) 712-1400(734) 623-2857 Get Directions Write a Review

NPPES record last updated: August 24, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 24, 2023, Oct 7, 2022, Sep 8, 2022 and 1 more (4 updates tracked since 2019).

About Ellen M Walker Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ELLEN M WALKER PA-C (NPI 1942765185) is an individual physician assistant in Ypsilanti, Michigan, licensed in Michigan (5601011369) and active in the NPI registry since February 2019. She is enrolled in Medicare PECOS, is affiliated with St Joe Mercy Hospital System Livonia, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1942765185
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameELLEN M WALKERCredential: PA-C
Location AddressIHA NEUROLOGY, 5333 MCAULEY DRIVE STE 6109Ypsilanti, MI 48197
Mailing Address24 Frank Lloyd Wright Drive, Suite J2000Ann Arbor, MI 48105
Fax(734) 623-2857
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateFebruary 1, 2019
Last NPPES UpdateAugust 24, 20234 updates tracked since enumeration
NPPES CertifiedAugust 24, 2023
NPI 1942765185 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in MI · 5601011369
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
IHA NEUROLOGY, Ypsilanti, MI 48197

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Ellen M Walker Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID749666022
PECOS Enrollment IDI20221011000842
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
205 services159 patients
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212
This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.
29 services19 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
23 services23 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
12 services12 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Joe Mercy Hospital System Livonia

Acute Care Hospitals · Livonia, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230002
Location36475 Five Mile RoadLivonia, MI 48154 · Wayne County
Emergency services Birthing friendly

Trinity Health Ann Arbor Hospital

Acute Care Hospitals · Ann Arbor, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number230156
Location5301 E Huron River DrAnn Arbor, MI 48106 · Washtenaw County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48197 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$90.76 typical visit price
range $58.04 – $177.36
Typical copayment $22.69 (range $14.51 – $44.34)
Most-billed visit code 99203
Established Patient
$72.38 typical visit price
range $18.32 – $143.49
Typical copayment $18.09 (range $4.58 – $35.87)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physician Assistant
IHA NEUROLOGY, 5333 MCAULEY DRIVE STE 6109
YPSILANTI, MI 48197
Psychiatry & Neurology (Neurology)
IHA NEUROLOGY, 5333 MCAULEY DR. SUITE 6109
YPSILANTI, MI 48197
Psychiatry & Neurology (Neurology)
IHA NEUROLOGY, 5333 MCAULEY DRIVE
YPSILANTI, MI 48197

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ellen Walker's NPI number?

The NPI number for Ellen Walker is 1942765185. It was assigned to this individual provider in the NPPES registry on February 1, 2019.

Where is Ellen Walker located?

Ellen Walker practices at Iha Neurology 5333 Mcauley Drive Ste 6109, Ypsilanti, MI 48197. The listed phone number is (734) 712-1400.

What is Ellen Walker's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Ellen Walker enrolled in Medicare?

Yes. Ellen Walker is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Ellen Walker accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Ellen Walker as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Ellen Walker affiliated with any hospitals?

According to CMS data, Ellen Walker is affiliated with St Joe Mercy Hospital System Livonia and Trinity Health Ann Arbor Hospital.

When was this NPI record last updated?

The NPPES record for Ellen Walker was last updated on August 24, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.