DR. ZACHARY ARMSTRONG MD
NPI 1396475976
Emergency Medicine in Monroe, MI

Active since June 15, 2022PECOS EnrolledAccepts Medicare Assignment
718 N MACOMB ST, MONROE, MI 48162(734) 240-8400 Get Directions Write a Review

NPPES record last updated: August 13, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Zachary Armstrong Md NPPES

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

DR. ZACHARY ARMSTRONG MD (NPI 1396475976) is an individual emergency medicine provider in Monroe, Michigan, licensed in Michigan (4351050119) and active in the NPI registry since June 2022. He is enrolled in Medicare PECOS, is affiliated with Hancock Regional Hospital, and is a graduate of Other (2021).Information from the official NPPES registry record, last updated August 13, 2025.

NPPES Registry Identity

NPI1396475976
Entity TypeIndividualMale
Provider Legal NameDR. ZACHARY ARMSTRONGCredential: MD
Location Address718 N MACOMB STMonroe, MI 48162-7815
Mailing Address718 N Macomb StMonroe, MI 48162-7815 · (734) 240-8400
Sole ProprietorYes
Medical School CMSOtherGraduated 2021
Enumeration DateJune 15, 2022
Last NPPES UpdateAugust 13, 2025
NPPES CertifiedAugust 13, 2025
NPI 1396475976 is a valid, active identifier and passes the ISO check-digit test. How NPI validation works

Primary Specialty

Emergency Medicine

Taxonomy 207P00000X · Allopathic & Osteopathic Physicians

Licensed in MI · 4351050119 Licensed in IN · 01094749A

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing… Show more

718 N MACOMB ST, Monroe, MI 48162

Medicare Participation & PECOS Enrollment Status

Zachary Armstrong is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Zachary Armstrong is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 1052790631

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20241014002663

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $21.18 for a new patient copayment and $24.11 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 48162 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $84.74
  • Minimum New Patient Price $54.34
  • Maximum New Patient Price $166.68
  • Average New Patient Copayment $21.18
  • Minimum New Patient Copayment $13.58
  • Maximum New Patient Copayment $41.67

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $96.44
  • Minimum Established Patient Price $17.09
  • Maximum Established Patient Price $135.4
  • Average Established Patient Copayment $24.11
  • Minimum Established Patient Copayment $4.27
  • Maximum Established Patient Copayment $33.85

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Zachary Armstrong is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
HANCOCK REGIONAL HOSPITAL801 N STATE ST
GREENFIELD, IN 46140
(317) 462-5544Acute Care Hospitals
ASCENSION ST VINCENT FISHERS13861 OLIO ROAD
FISHERS, IN 46037
(317) 415-9000Acute Care Hospitals

Reviews for DR. ZACHARY ARMSTRONG MD

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Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Nurse Anesthetist, Certified Registered
718 N MACOMB ST
MONROE, MI 48162
Pathology (Anatomic Pathology & Clinical Pathology)
718 N MACOMB ST
MONROE, MI 48162
Pathology (Anatomic Pathology & Clinical Pathology)
718 N MACOMB ST
MONROE, MI 48162
Emergency Medicine
718 N MACOMB ST
MONROE, MI 48162
Emergency Medicine (Emergency Medical Services)
718 N MACOMB ST
MONROE, MI 48162
Emergency Medicine (Emergency Medical Services)
718 N MACOMB ST
MONROE, MI 48162
Emergency Medicine
718 N MACOMB ST
MONROE, MI 48162
Emergency Medicine (Emergency Medical Services)
718 N MACOMB ST
MONROE, MI 48162
Dietitian, Registered
718 N MACOMB ST
MONROE, MI 48162
Dietitian, Registered
718 N MACOMB ST
MONROE, MI 48162
Emergency Medicine
718 N MACOMB ST
MONROE, MI 48162
Nurse Anesthetist, Certified Registered
718 N MACOMB ST
MONROE, MI 48162
Nurse Practitioner (Family)
718 N MACOMB ST
MONROE, MI 48162
Nurse Practitioner
718 N MACOMB ST
MONROE, MI 48162
Dietitian, Registered
718 N MACOMB ST
MONROE, MI 48162
Dietitian, Registered
718 N MACOMB ST
MONROE, MI 48162
Neurological Surgery
718 N MACOMB ST
MONROE, MI 48162
Psychiatry & Neurology (Clinical Neurophysiology)
718 N MACOMB ST
MONROE, MI 48162
Obstetrics & Gynecology (Maternal & Fetal Medicine)
718 N MACOMB ST
MONROE, MI 48162
Internal Medicine (Endocrinology, Diabetes & Metabolism)
718 N MACOMB ST
MONROE, MI 48162

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1396475976, enumerated as an "individual" on June 15, 2022.

The provider is located at 718 N MACOMB ST MONROE, MI 48162 and the phone number is (734) 240-8400.

Emergency Medicine with taxonomy code 207P00000X.

Zachary Armstrong is affiliated with: HANCOCK REGIONAL HOSPITAL and ASCENSION ST VINCENT FISHERS.