DR. TIMOTHY ANDREW GATES D.O.
NPI 1356555122
Neurological Surgery in Garden City, MI

Active since May 10, 2007PECOS EnrolledAccepts Medicare Assignment
6245 INKSTER RD, GARDEN CITY, MI 48135(734) 421-3300 Get Directions Write a Review

NPPES record last updated: April 2, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 2, 2026, Jul 29, 2022, Apr 6, 2021 (3 updates tracked since 2021).

About Dr. Timothy Andrew Gates D.o. NPPES

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

DR. TIMOTHY ANDREW GATES D.O. (NPI 1356555122) is an individual neurological surgery provider in Garden City, Michigan, licensed in Michigan (5101016792) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Ecu Health Medical Center, and maintains a secondary practice location in Texarkana.

NPPES Registry Identity

NPI1356555122
Entity TypeIndividualMale
Primary Taxonomy207T00000X
Provider Legal NameDR. TIMOTHY ANDREW GATESCredential: D.O.
Location Address6245 INKSTER RDGarden City, MI 48135-4001
Mailing Address6245 Inkster Rd, Department Of Medical EducationGarden City, MI 48135-4001
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateMay 10, 2007
Last NPPES UpdateApril 2, 20263 updates tracked since enumeration
NPPES CertifiedApril 2, 2026
✔ NPI 1356555122 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
Licenses✔ Licensed in MI · 5101016792✔ Licensed in TX · V9201
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
6245 INKSTER RD, Garden City, MI 48135

Secondary Practice Location 1

Location 12604 Saint Michael Dr Ste 237Texarkana, TX 75503-2378 · Phone (903) 614-5180

Accepted 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

Dr. Timothy Andrew Gates D.o. 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 ID3476716259
PECOS Enrollment IDI20131018000183, I20220829002137
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

7

Medicare enrollment records show Timothy Gates reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Family Medicine
1447 N HARRISON ST
Saginaw, MI 48602
  • Reassigned Medicare billing, Michigan enrollment
  • 720 clinicians in this Medicare group
Internal Medicine
300 NORTH AVE
Battle Creek, MI 49017
  • Reassigned Medicare billing, Michigan enrollment
  • 557 clinicians in this Medicare group
Hospitalist
601 JOHN STREET
Kalamazoo, MI 49007
  • Reassigned Medicare billing, Michigan enrollment
  • 1,133 clinicians in this Medicare group
Internal Medicine
118 S SCALES ST
Reidsville, NC 27320
  • Reassigned Medicare billing, North Carolina enrollment
  • 691 clinicians in this Medicare group
Rural Health
522 ALLEN ST, SUITE 101
Troy, NC 27371
  • Reassigned Medicare billing, North Carolina enrollment
  • 151 clinicians in this Medicare group
Multi-Specialty
2100 STANTONSBURG RD
Greenville, NC 27834
  • Reassigned Medicare billing, North Carolina enrollment
  • 1,653 clinicians in this Medicare group
Family Medicine
520 DOUGLAS BLVD
Tyler, TX 75702
  • Reassigned Medicare billing, Texas enrollment
  • 2,745 clinicians in this Medicare group

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

Areas of Expertise CMS Part B claims 9

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 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.
68 services47 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.
64 services42 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.
29 services29 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
22 services19 patients
X-ray of lower and sacral spine, 2-3 views 72100
An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.
20 services17 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
18 services18 patients

Hospital Affiliations CMS Care Compare 5

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

Ecu Health Medical Center

Acute Care Hospitals · Greenville, NC
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number340040
Location2100 Stantonsburg RdGreenville, NC 27834 · Pitt County
Emergency services Birthing friendly

Vidant Roanoke Chowan Hospital

Acute Care Hospitals · Ahoskie, NC
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number340099
Location500 S Academy StAhoskie, NC 27910 · Hertford County
Emergency services Birthing friendly

Vidant Edgecombe Hospital

Acute Care Hospitals · Tarboro, NC
2/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number340107
Location111 Hospital DrTarboro, NC 27886 · Edgecombe County
Emergency services Birthing friendly

Firsthealth Moore Regional Hospital

Acute Care Hospitals · Pinehurst, NC
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number340115
Location155 Memorial DrivePinehurst, NC 28374 · Moore County
Emergency services Birthing friendly

Christus St Michael Health System

Acute Care Hospitals · Texarkana, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number450801
Location2600 St Michael DrTexarkana, TX 75503 · Bowie County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48135 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
$134.28 typical visit price
range $58.04 – $177.36
Typical copayment $33.57 (range $14.51 – $44.34)
Most-billed visit code 99204
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 20

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

Emergency Medicine
6245 INKSTER RD
GARDEN CITY, MI 48135
Emergency Medicine
6245 INKSTER RD
GARDEN CITY, MI 48135
Student in an Organized Health Care Education/Training Program
6245 INKSTER RD
GARDEN CITY, MI 48135
Nurse Anesthetist, Certified Registered
6245 INKSTER RD
GARDEN CITY, MI 48135
Nurse Anesthetist, Certified Registered
6245 INKSTER RD
GARDEN CITY, MI 48135
Emergency Medicine
6245 INKSTER RD
GARDEN CITY, MI 48135
Emergency Medicine
6245 INKSTER RD
GARDEN CITY, MI 48135
Radiology (Diagnostic Radiology)
6245 INKSTER RD
GARDEN CITY, MI 48135

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 Gates's NPI number?

The NPI number for Timothy Gates is 1356555122. It was assigned to this individual provider in the NPPES registry on May 10, 2007.

Where is Timothy Gates located?

Timothy Gates practices at 6245 Inkster Rd, Garden City, MI 48135. The listed phone number is (734) 421-3300.

What is Timothy Gates's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Timothy Gates enrolled in Medicare?

Yes. Timothy Gates 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 Gates's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Gates reassigns Medicare benefits to 7 organizations: Covenant Medical Center, Inc (Saginaw, MI), Bronson Battle Creek Hospital (Battle Creek, MI), Bronson Methodist Hospital (Kalamazoo, MI), Moses Cone Physician Services, Inc. (Reidsville, NC), Firsthealth Of The Carolinas, Inc. (Troy, NC) and 2 more organizations, listed in the Medicare section above. 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 Gates's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Timothy Gates accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 5 other insurers list Timothy Gates 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 Gates affiliated with any hospitals?

According to CMS data, Timothy Gates is affiliated with Ecu Health Medical Center, Vidant Roanoke Chowan Hospital, Vidant Edgecombe Hospital, Firsthealth Moore Regional Hospital and Christus St Michael Health System.

When was this NPI record last updated?

The NPPES record for Timothy Gates was last updated on April 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.