DR. JOHN GERALD HAGAN IV DO
NPI 1548790165
Family Medicine in Southfield, MI

Active since June 15, 2017PECOS EnrolledAccepts Medicare Assignment
16001 W. NINE MILE ROAD, SOUTHFIELD, MI 48075(248) 849-3000(248) 849-5324 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 21, 2022, Apr 2, 2020, Jun 15, 2017 (3 updates tracked since 2017).

About Dr. John Gerald Hagan Iv Do NPPES

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

DR. JOHN GERALD HAGAN IV DO (NPI 1548790165) is an individual family medicine provider in Southfield, Michigan, licensed in Michigan (5101025515) and active in the NPI registry since June 2017. He is enrolled in Medicare PECOS, is affiliated with Ascension St Mary's Hospital, and is a graduate of Michigan State University College Of Osteopathic Medicine (2017).

NPPES Registry Identity

NPI1548790165
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. JOHN GERALD HAGAN IVCredential: DO
Location Address16001 W. NINE MILE ROADSouthfield, MI 48075
Mailing Address16001 W 9 Mile RdSouthfield, MI 48075-4818 · (248) 849-3000 · Fax (248) 849-5324
Fax(248) 849-5324
Sole ProprietorNo
Medical School CMSMichigan State University College Of Osteopathic MedicineGraduated 2017
Enumeration DateJune 15, 2017
Last NPPES UpdateJuly 21, 20223 updates tracked since enumeration
NPPES CertifiedApril 2, 2020
NPI 1548790165 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in MI · 5101025515
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
16001 W. NINE MILE ROAD, Southfield, MI 48075

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. John Gerald Hagan Iv Do 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 ID3577984160
PECOS Enrollment IDI20200608001398
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 4

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.
237 services116 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.
62 services50 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
43 services43 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
39 services35 patients

Hospital Affiliations CMS Care Compare 4

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

Ascension St Mary's Hospital

Acute Care Hospitals · Saginaw, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number230077
Location800 S Washington AvenueSaginaw, MI 48601 · Saginaw County
Emergency services

Mymichigan Medical Center West Branch

Acute Care Hospitals · West Branch, MI
4/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number230095
Location2463 South M-30West Branch, MI 48661 · Ogemaw County
Emergency services Birthing friendly

Mymichigan Medical Center Clare

Acute Care Hospitals · Clare, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230180
Location703 N Mcewan StClare, MI 48617 · Clare County

Mymichigan Medical Center Midland

Acute Care Hospitals · Midland, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230222
Location4000 Wellness DriveMidland, MI 48670 · Midland County
Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48075 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
$90.76 typical visit price
range $58.04 – $177.36
Typical copayment $22.69 (range $14.51 – $44.34)
Most-billed visit code 99203
Established Patient
$102.35 typical visit price
range $18.32 – $143.49
Typical copayment $25.58 (range $4.58 – $35.87)
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.

Referred Medical Equipment & Supplies CMS DME claims 5

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
9 suppliers24 claims69 services$6.06 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
8 suppliers14 claims16 services$0.99 avg. paid by Medicare
Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
3 suppliers12 claims12 services$30.65 avg. paid by Medicare
Continuous positive airway pressure (cpap) device E0601
DME-Other DME · category DE001N
2 suppliers13 claims13 services$22.01 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
3 suppliers61 claims61 services$181.29 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

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

Physician Assistant
16001 W. NINE MILE ROAD
SOUTHFIELD, MI 48075

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 John Hagan's NPI number?

The NPI number for John Hagan is 1548790165. It was assigned to this individual provider in the NPPES registry on June 15, 2017.

Where is John Hagan located?

John Hagan practices at 16001 W. Nine Mile Road, Southfield, MI 48075. The listed phone number is (248) 849-3000.

What is John Hagan's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is John Hagan enrolled in Medicare?

Yes. John Hagan 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 John Hagan accept?

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

According to CMS data, John Hagan is affiliated with Ascension St Mary's Hospital, Mymichigan Medical Center West Branch, Mymichigan Medical Center Clare and Mymichigan Medical Center Midland.

When was this NPI record last updated?

The NPPES record for John Hagan was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.