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DR. JOHN GABRIEL HAGEN M.D.
NPI 1649430026
Anesthesiology in Ann Arbor, MI

Active since June 10, 2008PECOS EnrolledAccepts Medicare Assignment
87.06/100
CMS Quality Rating
712 W HURON ST APT 107, ANN ARBOR, MI 48103(917) 434-3548 Get Directions Write a Review

NPPES record last updated: October 30, 2019. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. John Gabriel Hagen M.d. NPPES

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

DR. JOHN GABRIEL HAGEN M.D. (NPI 1649430026) is an individual anesthesiology provider in Ann Arbor, Michigan, licensed in New York (P73032) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS and is a graduate of State University Of New York Downstate Medical Center (2007).

NPPES Registry Identity

NPI1649430026
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. JOHN GABRIEL HAGENCredential: M.D.
Location Address712 W HURON ST APT 107Ann Arbor, MI 48103-4261
Mailing Address68 S Service Rd, Suite 350Melville, NY 11747-2354 · (516) 945-3000
Phone(917) 434-3548
Sole ProprietorNo
Medical School CMSState University Of New York Downstate Medical CenterGraduated 2007
Enumeration DateJune 10, 2008
Last NPPES UpdateOctober 30, 2019
✔ NPI 1649430026 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in NY · P73032✔ Licensed in MI · 4301098090
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
712 W HURON ST APT 107, Ann Arbor, MI 48103
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Other Identifiers 1

Medicaid03463898NY

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 Gabriel Hagen M.d. 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 ID1759546492
PECOS Enrollment IDI20120703000445
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 5

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.

Anesthesia for x-ray or radiation therapy 01922
Anesthesia for x-ray or radiation therapy involves administering medication to help you relax or sleep during the procedure. It's used to ensure comfort, minimize movement, and reduce anxiety. The type of anesthesia used depends on the procedure and patient's health.
39 services37 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
32 services32 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
17 services17 patients
Anesthesia for procedure on anus and rectum 00902
Anesthesia for procedures on the anus and rectum ensures comfort during medical procedures. It involves the administration of medication to numb the area or induce sleep, so you don't feel pain or discomfort. This helps doctors perform necessary procedures smoothly and effectively.
14 services14 patients
Anesthesia for other closed procedure on chest 00520
Anesthesia for a closed chest procedure involves the use of medications to block sensation, ensuring you don't feel pain during the procedure. It can be general (you're asleep) or regional (part of your body is numbed). This helps maintain comfort and safety.
13 services13 patients

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.

87.06/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality81.48
Improvement Activities40

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 Hagen's NPI number?

The NPI number for John Hagen is 1649430026. It was assigned to this individual provider in the NPPES registry on June 10, 2008.

Where is John Hagen located?

John Hagen practices at 712 W Huron St Apt 107, Ann Arbor, MI 48103. The listed phone number is (917) 434-3548.

What is John Hagen's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is John Hagen enrolled in Medicare?

Yes. John Hagen 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.

When was this NPI record last updated?

The NPPES record for John Hagen was last updated on October 30, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.