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TIMOTHY AMBORSKI NP
NPI 1629578703
Nurse Practitioner in Benton Harbor, MI

Active since February 15, 2018PECOS EnrolledAccepts Medicare Assignment
800 M 139, BENTON HARBOR, MI 49022(855) 869-6900(269) 927-4208 Get Directions Write a Review

NPPES record last updated: March 15, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 6, 2019, Feb 15, 2018 (2 updates tracked since 2018).

About Timothy Amborski Np NPPES

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

TIMOTHY AMBORSKI NP (NPI 1629578703) is an individual nurse practitioner in Benton Harbor, Michigan, licensed in Michigan (4704244236) and active in the NPI registry since February 2018. He is enrolled in Medicare PECOS, is affiliated with Lakeland Hospital, St Joseph, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1629578703
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameTIMOTHY AMBORSKICredential: NP
Location Address800 M 139Benton Harbor, MI 49022-3881
Mailing Address800 M 139Benton Harbor, MI 49022-3881 · (855) 869-6900 · Fax (269) 927-4208
Phone(855) 869-6900
Fax(269) 927-4208
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateFebruary 15, 2018
Last NPPES UpdateMarch 15, 20242 updates tracked since enumeration
NPPES CertifiedMarch 15, 2024
✔ NPI 1629578703 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 · 4704244236
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.
800 M 139, Benton Harbor, MI 49022
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.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

Timothy Amborski 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 ID3375808983
PECOS Enrollment IDI20180601001293
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

3

Medicare enrollment records show Timothy Amborski reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Intercare Community Health Network
5.1 mi
Federally Qualified Health Center (FQHC)
1485 M 139
Benton Harbor, MI 49022
  • Reassigned Medicare billing, Michigan enrollment
  • 101 clinicians in this Medicare group
NPI 1902235328 (269) 926-2595
Pine Rest Christian Mental Health Services
59 mi
Nurse Practitioner
300 68TH ST SE
Grand Rapids, MI 49548
  • Reassigned Medicare billing, Michigan enrollment
  • 41 clinicians in this Medicare group
NPI 1467463604 (616) 455-5000
Cherry Street Services Inc
65 mi
Federally Qualified Health Center (FQHC)
330 W WOODLAWN AVE
Hastings, MI 49058
  • Reassigned Medicare billing, Michigan enrollment
  • 115 clinicians in this Medicare group
NPI 1265862841 (965) 945-4220

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 2

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

Lakeland Hospital, St Joseph

Acute Care Hospitals · St Joseph, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230021
Location1234 Napier AvenueSt Joseph, MI 49085 · Berrien County
Emergency services Birthing friendly

Spectrum Health

Acute Care Hospitals · Grand Rapids, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230038
Location100 Michigan St NEGrand Rapids, MI 49503 · Kent County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49022 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.

JENNIFER COOPER-PETERSON RDH
Dental Hygienist
800 M 139
BENTON HARBOR, MI 49022
Berrien County (855) 869-6900
DR. DANIEL RUPERT MCGINN D.D.S.
Dentist
800 M 139
BENTON HARBOR, MI 49022
Berrien County (269) 927-5400
BRIANNA CHRISTINE MEDLIN MSN, APRN, FNP-C
Nurse Practitioner
800 M 139
BENTON HARBOR, MI 49022
Berrien County (855) 869-6900
SHELLIE HORN RDH
Dental Hygienist
800 M 139
BENTON HARBOR, MI 49022
Berrien County (855) 869-6900
JENNY LYNN PARKER NP-C
Nurse Practitioner (Family)
800 M 139
BENTON HARBOR, MI 49022
Berrien County (855) 869-6900
PGPA, LLC
Pharmacy (Community/Retail Pharmacy)
800 M 139
BENTON HARBOR, MI 49022
Berrien County (269) 849-8251
AMANDA CAYO BENTLEY DNP, FNP-C
Nurse Practitioner (Family)
800 M 139
BENTON HARBOR, MI 49022
Berrien County (855) 869-6900
RACHAEL DEITRICH RDH
Dental Hygienist
800 M 139
BENTON HARBOR, MI 49022
Berrien County (855) 869-6900

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 Timothy Amborski's NPI number?

The NPI number for Timothy Amborski is 1629578703. It was assigned to this individual provider in the NPPES registry on February 15, 2018.

Where is Timothy Amborski located?

Timothy Amborski practices at 800 M 139, Benton Harbor, MI 49022. The listed phone number is (855) 869-6900.

What is Timothy Amborski's specialty?

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

Is Timothy Amborski enrolled in Medicare?

Yes. Timothy Amborski 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 Timothy Amborski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Amborski reassigns Medicare benefits to 3 organizations: Intercare Community Health Network (Benton Harbor, MI), Pine Rest Christian Mental Health Services (Grand Rapids, MI) and Cherry Street Services Inc (Hastings, 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 Timothy Amborski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Timothy Amborski accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Timothy Amborski 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 Timothy Amborski affiliated with any hospitals?

According to CMS data, Timothy Amborski is affiliated with Lakeland Hospital, St Joseph and Spectrum Health.

When was this NPI record last updated?

The NPPES record for Timothy Amborski was last updated on March 15, 2024. 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.