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DR. JOHN CHRISTIAN UMHAU MD
NPI 1316276140
Family Medicine - Addiction Medicine in Whiteriver, AZ

Active since December 07, 2009Opted out of Medicare · through Oct 28, 2027
200 WEST HOSPITAL DR, WHITERIVER, AZ 85941(928) 338-3555(928) 338-5508 Get Directions Write a Review

NPPES record last updated: February 7, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. John Christian Umhau Md NPPES

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

DR. JOHN CHRISTIAN UMHAU MD (NPI 1316276140) is an individual addiction medicine provider in Whiteriver, Arizona, licensed in Maryland (D28090) and active in the NPI registry since December 2009. He has opted out of Medicare through October 28, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1316276140
Entity TypeIndividualMale
Primary Taxonomy207QA0401X
Provider Legal NameDR. JOHN CHRISTIAN UMHAUCredential: MD
Location Address200 WEST HOSPITAL DRWhiteriver, AZ 85941
Mailing Address200 West Hospital DriveWhiteriver, AZ 85941-0860 · (928) 338-3555 · Fax (928) 338-5508
Phone(928) 338-3555
Fax(928) 338-5508
Sole ProprietorNo
Enumeration DateDecember 7, 2009
Last NPPES UpdateFebruary 7, 2014
✔ NPI 1316276140 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily Medicine · Addiction MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QA0401X
License✔ Licensed in MD · D28090
Definition
A family medicine physician who specializes in the diagnosis and treatment of addictions.
200 WEST HOSPITAL DR, Whiteriver, AZ 85941
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Other Identifiers 6

Medicare UPINHSZ962RBV
Medicaid846790AZ
Medicaid020561AZ
OtherHSZ962RBUWhiteriver
Medicare UPINE7650
Medicare OSCAR/certification030113

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. John Christian Umhau Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 28, 2025 through October 28, 2027.

Opt-Out Effective DateOctober 28, 2025
Opt-Out In Effect ThroughOctober 28, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85941 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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 15

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

SEBASTIAN PARKER RN
Registered Nurse (Community Health)
200 WEST HOSPITAL DR, USPHS INDIAN HOSPITAL
WHITERIVER, AZ 85941
Navajo County (928) 338-3684
KATHERINE WHITNEY RN, MSN, CPNP
Nurse Practitioner (Pediatrics)
200 WEST HOSPITAL DR
WHITERIVER, AZ 85941
Navajo County (928) 338-4911
WHITERIVER SERVICE UNIT - IHS
Nursing Facility/Intermediate Care Facility
200 WEST HOSPITAL DR
WHITERIVER, AZ 85941
Navajo County (928) 338-4911
JOSEPH DANIEL MEGA MD,MPH
Family Medicine
200 WEST HOSPITAL DR
WHITEIVER, AZ 85941
Navajo County (928) 338-4911
ANH HA DDS
Dentist (General Practice)
200 WEST HOSPITAL DR
WHITERIVER, AZ 85941
Navajo County (928) 338-4911
DR. LISHA NICOLE MURPHY MD
Pediatrics
200 WEST HOSPITAL DR
WHITERIVER, AZ 85941
Navajo County (928) 338-4911
STEVEN ORR OWENS PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
200 WEST HOSPITAL DR
WHITERIVER, AZ 85941
Navajo County (928) 338-4911
DR. ADRIANA STEWART GONZALES DO
Psychiatry & Neurology (Psychiatry)
200 WEST HOSPITAL DR
WHITERIVER, AZ 85941
Navajo County (904) 395-7326

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 Umhau's NPI number?

The NPI number for John Umhau is 1316276140. It was assigned to this individual provider in the NPPES registry on December 7, 2009.

Where is John Umhau located?

John Umhau practices at 200 West Hospital Dr, Whiteriver, AZ 85941. The listed phone number is (928) 338-3555.

What is John Umhau's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Addiction Medicine, with taxonomy code 207QA0401X.

Is John Umhau enrolled in Medicare?

No. John Umhau has opted out of Medicare through October 28, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for John Umhau was last updated on February 7, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.