DR. GREGORY DAVID HAZERGIAN D.O.
NPI 1588923734
Internal Medicine - Cardiovascular Disease in Dearborn, MI

Active since May 09, 2012PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
20200 OUTER DR, DEARBORN, MI 48124(313) 624-8417 Get Directions Write a Review

NPPES record last updated: December 20, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 20, 2024, Apr 16, 2018 (2 updates tracked since 2018).

About Dr. Gregory David Hazergian D.o. NPPES

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

DR. GREGORY DAVID HAZERGIAN D.O. (NPI 1588923734) is an individual cardiovascular disease provider in Dearborn, Michigan, licensed in Michigan (5101019695) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital - Dearborn, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1588923734
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameDR. GREGORY DAVID HAZERGIANCredential: D.O.
Location Address20200 OUTER DRDearborn, MI 48124-2634
Mailing Address1 Ford Pl Ste 3aDetroit, MI 48202-3450 · (313) 874-4806
Sole ProprietorYes
Medical School CMSOtherGraduated 2018
Enumeration DateMay 9, 2012
Last NPPES UpdateDecember 20, 20242 updates tracked since enumeration
NPPES CertifiedDecember 17, 2024
NPI 1588923734 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License Licensed in MI · 5101019695
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Also ListedInternal MedicineTaxonomy 207R00000X · License 5101019695 (MI)
Also ListedNuclear Medicine · Nuclear CardiologyTaxonomy 207UN0901X · License 5101019695 (MI)
20200 OUTER DR, Dearborn, MI 48124

Secondary Practice Locations 4

Location 13900 W 7 MILE ROADLIVONIA, MI 48152 · Phone (734) 414-1376
Location 240720 Ann Arbor Rd EPlymouth, MI 48170-4447 · Phone (734) 414-1376
Location 3205 N East AveJackson, MI 49201-1753 · Phone (517) 205-4800
Location 419850 GIBRALTER RDGIBRALTAR, MI 48173 · Phone (734) 301-3125

Accepted 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

Dr. Gregory David Hazergian 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 ID4981974888
PECOS Enrollment IDI20180914002459
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 20

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.
389 services247 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
338 services243 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
235 services127 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
221 services198 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.
203 services178 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
170 services170 patients

Hospital Affiliations CMS Care Compare 5

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

Beaumont Hospital - Dearborn

Acute Care Hospitals · Dearborn, MI
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230020
Location18101 Oakwood BlvdDearborn, MI 48124 · Wayne County
Emergency services Birthing friendly

Henry Ford Health Hospital

Acute Care Hospitals · Detroit, MI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230053
Location2799 W Grand BlvdDetroit, MI 48202 · Wayne County
Emergency services Birthing friendly

Corewell Health Wayne Hospital

Acute Care Hospitals · Wayne, MI
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230142
Location33155 Annapolis AveWayne, MI 48184 · Wayne County
Emergency services Birthing friendly

Beaumont Hospital - Farmington Hills

Acute Care Hospitals · Farmington Hills, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230151
Location28050 Grand River AvenueFarmington Hills, MI 48336 · Oakland County
Emergency services Birthing friendly

Beaumont Hospital - Taylor

Acute Care Hospitals · Taylor, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230270
Location10000 Telegraph RoadTaylor, MI 48180 · Wayne County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48124 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Reported Quality Measures

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
100%73 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier11 claims11 services$70.02 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier11 claims11 services$31.23 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 7

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

Internal Medicine (Cardiovascular Disease)
20200 OUTER DR
DEARBORN, MI 48124
Internal Medicine (Cardiovascular Disease)
20200 OUTER DR
DEARBORN, MI 48124
Physician Assistant
20200 OUTER DR
DEARBORN, MI 48124
Allergy & Immunology (Clinical & Laboratory Immunology)
20200 OUTER DR
DEARBORN, MI 48124
Internal Medicine (Cardiovascular Disease)
20200 OUTER DR
DEARBORN, MI 48124
Physician Assistant
20200 OUTER DR
DEARBORN, MI 48124
Physician Assistant
20200 OUTER DR
DEARBORN, MI 48124

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 Hazergian's NPI number?

The NPI number for Gregory Hazergian is 1588923734. It was assigned to this individual provider in the NPPES registry on May 9, 2012.

Where is Gregory Hazergian located?

Gregory Hazergian practices at 20200 Outer Dr, Dearborn, MI 48124. The listed phone number is (313) 624-8417.

What is Gregory Hazergian's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Gregory Hazergian enrolled in Medicare?

Yes. Gregory Hazergian 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 Gregory Hazergian 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 3 other insurers list Gregory Hazergian 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 Hazergian affiliated with any hospitals?

According to CMS data, Gregory Hazergian is affiliated with Beaumont Hospital - Dearborn, Henry Ford Health Hospital, Corewell Health Wayne Hospital, Beaumont Hospital - Farmington Hills and Beaumont Hospital - Taylor.

When was this NPI record last updated?

The NPPES record for Gregory Hazergian was last updated on December 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.