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GREGORY JOHN HAYTER NP
NPI 1013222736
Nurse Practitioner - Adult Health in Lansing, MI

Active since August 18, 2010PECOS EnrolledAccepts Medicare Assignment
1140 E MICHIGAN AVE STE 400, LANSING, MI 48912(517) 364-9650(517) 364-9605 Get Directions Write a Review

NPPES record last updated: September 19, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Gregory John Hayter Np NPPES

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

GREGORY JOHN HAYTER NP (NPI 1013222736) is an individual adult health provider in Lansing, Michigan, licensed in Michigan (4704190776) and active in the NPI registry since August 2010. He is enrolled in Medicare PECOS, is affiliated with Edward W Sparrow Hospital, and is a graduate of Other (2009).

NPPES Registry Identity

NPI1013222736
Entity TypeIndividualMale
Primary Taxonomy363LA2200X
Provider Legal NameGREGORY JOHN HAYTERCredential: NP
Location Address1140 E MICHIGAN AVE STE 400Lansing, MI 48912-1806
Mailing Address1535 Berkeley DrLansing, MI 48910-1122 · (517) 484-5921 · Fax (517) 483-7575
Phone(517) 364-9650
Fax(517) 364-9605
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateAugust 18, 2010
Last NPPES UpdateSeptember 19, 2019
✔ NPI 1013222736 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in MI · 4704190776
1140 E MICHIGAN AVE STE 400, Lansing, MI 48912
Open in Google Maps ↗

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, Priority Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gregory John Hayter Np 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 ID2466767033
PECOS Enrollment IDI20150812007513
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.

Medicare Billing Reassignments

4

Medicare enrollment records show Gregory Hayter reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Edward W. Sparrow Hospital Association
Same address
Thoracic Surgery (Cardiothoracic Vascular Surgery)
1140 E MICHIGAN AVE STE 300
Lansing, MI 48912
  • Reassigned Medicare billing, Michigan enrollment
  • Also billed through NPI 1134982812 (Michigan)
  • 916 clinicians in this Medicare group
NPI 1033162326 (517) 364-5224
Sparrow Eaton Hospital
2.9 mi
School
509 BURCHAM DR STE 59
East Lansing, MI 48823
  • Reassigned Medicare billing, Michigan enrollment
  • Also billed through NPI 1942254529 (Michigan)
  • 137 clinicians in this Medicare group
NPI 1063227486 (517) 253-6320
Sparrow Clinton Hospital
18 mi
Multi-Specialty
901 S OAKLAND ST
Saint Johns, MI 48879
  • Reassigned Medicare billing, Michigan enrollment
  • Also billed through NPI 1093809824 (Michigan)
  • 126 clinicians in this Medicare group
NPI 1306893078 (989) 224-2338
Sparrow Carson Hospital
21 mi
Family Medicine
11017 W 3RD ST
Fowler, MI 48835
  • Reassigned Medicare billing, Michigan enrollment
  • 215 clinicians in this Medicare group
NPI 1619124328 (989) 593-2525

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

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

Edward W Sparrow Hospital

Acute Care Hospitals · Lansing, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230230
Location1215 E Michigan AvenueLansing, MI 48912 · Ingham County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48912 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
$84.74 typical visit price
range $54.34 – $166.68
Typical copayment $21.18 (range $13.58 – $41.67)
Most-billed visit code 99203
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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 20

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

JESSICA MARY DELCORVO NP-C
Nurse Practitioner (Primary Care)
1140 E MICHIGAN AVE STE 400
LANSING, MI 48912
Ingham County (517) 364-9650
ALI H. SHEIKH D.O
Internal Medicine (Cardiovascular Disease)
1140 E MICHIGAN AVE STE 400
LANSING, MI 48912
Ingham County (517) 364-9650
FADI MOHAMMADSAEED S ALREEFI M.D
Internal Medicine (Cardiovascular Disease)
1140 E MICHIGAN AVE STE 400
LANSING, MI 48912
Ingham County (419) 921-2531
BRIAN UPPER P.A.
Physician Assistant
1140 E MICHIGAN AVE STE 400
LANSING, MI 48912
Ingham County (517) 364-9650
DR. RANJAN K THAKUR MD
Internal Medicine (Clinical Cardiac Electrophysiology)
1140 E MICHIGAN AVE STE 400
LANSING, MI 48912
Ingham County (517) 364-9650
ADNAN KASSIER M.D.
Internal Medicine (Interventional Cardiology)
1140 E MICHIGAN AVE STE 400
LANSING, MI 48912
Ingham County (517) 364-9650
DR. TODD G HICKOX DO
Internal Medicine (Cardiovascular Disease)
1140 E MICHIGAN AVE STE 400
LANSING, MI 48912
Ingham County (517) 364-9650
EDWARD W SPARROW HOSPITAL ASSOCIATION
Internal Medicine (Cardiovascular Disease)
1140 E MICHIGAN AVE STE 400
LANSING, MI 48912
Ingham County (517) 364-9650

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 Gregory Hayter's NPI number?

The NPI number for Gregory Hayter is 1013222736. It was assigned to this individual provider in the NPPES registry on August 18, 2010.

Where is Gregory Hayter located?

Gregory Hayter practices at 1140 E Michigan Ave Ste 400, Lansing, MI 48912. The listed phone number is (517) 364-9650.

What is Gregory Hayter's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Gregory Hayter enrolled in Medicare?

Yes. Gregory Hayter 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.

Which organizations bill Medicare for Gregory Hayter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Hayter reassigns Medicare benefits to 4 organizations: Edward W. Sparrow Hospital Association (Lansing, MI), Sparrow Eaton Hospital (East Lansing, MI), Sparrow Clinton Hospital (Saint Johns, MI) and Sparrow Carson Hospital (Fowler, MI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gregory Hayter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Hayter accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Gregory Hayter 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 Gregory Hayter affiliated with any hospitals?

According to CMS data, Gregory Hayter is affiliated with Edward W Sparrow Hospital.

When was this NPI record last updated?

The NPPES record for Gregory Hayter was last updated on September 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.