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CATHERINE I GILES CNP
NPI 1710533799
Nurse Practitioner in Ypsilanti, MI

Active since August 14, 2019PECOS EnrolledAccepts Medicare Assignment
5325 ELLIOTT DR., 2ND FLOOR, YPSILANTI, MI 48197(734) 714-8000 Get Directions Write a Review

NPPES record last updated: March 18, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 18, 2026, Nov 20, 2024, Oct 25, 2022 and 2 more (5 updates tracked since 2019).

About Catherine I Giles Cnp NPPES

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

CATHERINE I GILES CNP (NPI 1710533799) is an individual nurse practitioner in Ypsilanti, Michigan, licensed in Michigan (4704305431) and active in the NPI registry since August 2019. She is enrolled in Medicare PECOS, is affiliated with University Of Michigan Health System, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1710533799
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameCATHERINE I GILESCredential: CNP
Location Address5325 ELLIOTT DR., 2ND FLOORYpsilanti, MI 48197
Mailing Address24 Frank Lloyd Wright Dr., Suite J2000Ann Arbor, MI 48105 · (734) 647-5299
Phone(734) 714-8000
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateAugust 14, 2019
Last NPPES UpdateMarch 18, 20265 updates tracked since enumeration
NPPES CertifiedMarch 18, 2026
✔ NPI 1710533799 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in MI · 4704305431
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
5325 ELLIOTT DR., Ypsilanti, MI 48197
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Other Names 1

Professional Name (2)Catie Giles

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, McLaren Health Plan Community and more.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

Catherine I Giles Cnp 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 ID5698108165
PECOS Enrollment IDI20191214000286
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 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.
55 services50 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
35 services31 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
17 services17 patients
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.
11 services11 patients

Hospital Affiliations CMS Care Compare 4

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

University Of Michigan Health System

Acute Care Hospitals · Ann Arbor, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230046
Location1500 E Medical Center Drive, Spc 5474Ann Arbor, MI 48109 · Washtenaw County
Emergency services Birthing friendly

Saint Joseph Mercy Livingston Hospital

Acute Care Hospitals · Howell, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230069
Location620 Byron RdHowell, MI 48843 · Livingston County
Emergency services

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

Chelsea Hospital

Acute Care Hospitals · Chelsea, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230259
Location775 S Main StChelsea, MI 48118 · Washtenaw County
Emergency services

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
$102.35 typical visit price
range $18.32 – $143.49
Typical copayment $25.58 (range $4.58 – $35.87)
Most-billed visit code 99214
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.

MR. ZACHARY JOSEPH CHIRDON PA-C
Physician Assistant
5325 ELLIOTT DR., 2ND FLOOR
YPSILANTI, MI 48197
Washtenaw County (734) 712-8000
SURAJ RAHEJA MD
Internal Medicine (Interventional Cardiology)
5325 ELLIOTT DR., 2ND FLOOR
YPSILANTI, MI 48197
Washtenaw County (734) 712-8000
STEVIE-JAY STAPLER MD
Colon & Rectal Surgery
5325 ELLIOTT DR., SUITE 104
YPSILANTI, MI 48197
Washtenaw County (734) 712-8150

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 Catherine Giles's NPI number?

The NPI number for Catherine Giles is 1710533799. It was assigned to this individual provider in the NPPES registry on August 14, 2019. The provider is also known as Catie Giles.

Where is Catherine Giles located?

Catherine Giles practices at 5325 Elliott Dr. 2nd Floor, Ypsilanti, MI 48197. The listed phone number is (734) 714-8000.

What is Catherine Giles's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Catherine Giles enrolled in Medicare?

Yes. Catherine Giles 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 Catherine Giles accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, McLaren Health Plan Community and Priority Health list Catherine Giles 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 Catherine Giles affiliated with any hospitals?

According to CMS data, Catherine Giles is affiliated with University Of Michigan Health System, Saint Joseph Mercy Livingston Hospital, Trinity Health Ann Arbor Hospital and Chelsea Hospital.

When was this NPI record last updated?

The NPPES record for Catherine Giles was last updated on March 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.