JOHN GIETZEN M.D.
NPI 1013379361
Internal Medicine in Detroit, MI

Q: What is John Gietzen's NPI number?

The NPI number for John Gietzen is 1013379361. It was assigned to this individual provider in the NPPES registry on March 25, 2016.

Q: What is John Gietzen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for John Gietzen was last updated on January 7, 2020. 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.

Active since March 25, 2016PECOS EnrolledAccepts Medicare Assignment

2799 W GRAND BLVD, DETROIT, MI 48202(313) 916-2600 Get Directions Write a Review

NPPES record last updated: January 7, 2020. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 7, 2020, Mar 25, 2016 (2 updates tracked since 2016).

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About John Gietzen M.d. NPPES

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

JOHN GIETZEN M.D. (NPI 1013379361) is an individual internal medicine provider in Detroit, Michigan, licensed in Michigan (4301500437) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS, is affiliated with Henry Ford Health Hospital, and is a graduate of Wayne State University School Of Medicine (2016).

NPPES Registry Identity

NPI1013379361

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameJOHN GIETZENCredential: M.D.

Location Address2799 W GRAND BLVDDetroit, MI 48202-2608

Mailing Address2799 W Grand BlvdDetroit, MI 48202-2608

Phone(313) 916-2600

Sole ProprietorNo

Medical School CMSWayne State University School Of MedicineGraduated 2016

Enumeration DateMarch 25, 2016

Last NPPES UpdateJanuary 7, 20202 updates tracked since enumeration

✔ NPI 1013379361 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in MI · 4301500437

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

2799 W GRAND BLVD, Detroit, MI 48202

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, McLaren Health Plan Community and more.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

John Gietzen 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 ID8325336795

PECOS Enrollment IDI20190708001178

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.

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.

155 services56 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

46 services45 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.

26 services26 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

22 services22 patients

Hospital Affiliations CMS Care Compare 2

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

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

Henry Ford Health West Bloomfield Hospital

Acute Care Hospitals · West Bloomfield, MI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230302

Location6777 West Maple RoadWest Bloomfield, MI 48322 · Oakland County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48202 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

$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.

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.

HENRY FORD HOSPITAL

General Acute Care Hospital