DR. JOHN D WEILBACKER DO
NPI 1124013966
Emergency Medicine in Tucson, AZ
About Dr. John D Weilbacker Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN D WEILBACKER DO (NPI 1124013966) is an individual emergency medicine provider in Tucson, Arizona, licensed in Arizona (4174) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Ohiohealth Mansfield Hospital, and maintains a secondary practice location in Perth Amboy.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. John D Weilbacker 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.
Medicare Billing Reassignments
21Medicare enrollment records show John Weilbacker reassigns Medicare billing to 21 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tucson, AZ 85741
- Reassigned Medicare billing, Arizona enrollment
- 664 clinicians in this Medicare group
Benson, AZ 85602
- Reassigned Medicare billing, Arizona enrollment
- 60 clinicians in this Medicare group
Sierra Vista, AZ 85635
- Reassigned Medicare billing, Arizona enrollment
- 239 clinicians in this Medicare group
Maricopa, AZ 85139
- Reassigned Medicare billing, Arizona enrollment
- 159 clinicians in this Medicare group
Mesa, AZ 85202
- Reassigned Medicare billing, Arizona enrollment
- 211 clinicians in this Medicare group
Prescott, AZ 86301
- Reassigned Medicare billing, Arizona enrollment
- 123 clinicians in this Medicare group
Yuma, AZ 85365
- Reassigned Medicare billing, Arizona enrollment
- 147 clinicians in this Medicare group
Blythe, CA 92225
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1073554002 (California)
- 2,323 clinicians in this Medicare group
Bullhead City, AZ 86442
- Reassigned Medicare billing, Arizona enrollment
- 147 clinicians in this Medicare group
Corona, CA 92882
- Reassigned Medicare billing, California enrollment
- 114 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ohiohealth Mansfield Hospital
Acute Care Hospitals · Mansfield, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 85741 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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.
TUCSON, AZ 85741
TUCSON, AZ 85741
TUCSON, AZ 85741
TUCSON, AZ 85741
TUCSON, AZ 85741
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 Weilbacker's NPI number?
The NPI number for John Weilbacker is 1124013966. It was assigned to this individual provider in the NPPES registry on September 19, 2005.
Where is John Weilbacker located?
John Weilbacker practices at 6200 N La Cholla Blvd, Tucson, AZ 85741. The listed phone number is (520) 742-9000.
What is John Weilbacker's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is John Weilbacker enrolled in Medicare?
Yes. John Weilbacker 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.
Which organizations bill Medicare for John Weilbacker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Weilbacker reassigns Medicare benefits to 21 organizations: Northwest Hbp Medical Services LLC (Tucson, AZ), Nes Arizona Inc (Benson, AZ), Sound Physicians Emergency Medicine Of Arizona, Inc. (Sierra Vista, AZ), Exceptional Physicians Group Arizona PLLC (Maricopa, AZ), Progressive Medical Associates PLLC (Mesa, AZ) and 16 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Weilbacker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Weilbacker accept?
Health plans from Anthem Blue Cross and Blue Shield, CareSource, Imperial Insurance Companies, Inc., Oscar Health and Oscar Health Maintenance Organization of Florida and 1 other insurer list John Weilbacker 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 Weilbacker affiliated with any hospitals?
According to CMS data, John Weilbacker is affiliated with Ohiohealth Mansfield Hospital.
When was this NPI record last updated?
The NPPES record for John Weilbacker was last updated on September 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Dr. John D Weilbacker, DO · NPI 1124013966
Emergency Medicine physician in Tucson, Arizona. Individual provider, active in the CMS NPPES registry since September 19, 2005.
## Identity
- **NPI:** 1124013966 (Entity type: Individual)
- **Enumerated:** September 19, 2005
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 4174 (Arizona)
- **Sole proprietor:** No
## Practice location
- **Address:** 6200 N LA CHOLLA BLVD, Tucson, AZ 85741-3529
- **Phone:** (520) 742-9000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 21 organizations under Medicare reassignment (form CMS-855R): Northwest Hbp Medical Services LLC (NPI 1407353006, Tucson, AZ); Nes Arizona Inc (NPI 1205217700, Benson, AZ); Sound Physicians Emergency Medicine Of Arizona, Inc. (NPI 1700328663, Sierra Vista, AZ); Exceptional Physicians Group Arizona PLLC (NPI 1447910229, Maricopa, AZ); Progressive Medical Associates PLLC (NPI 1548218613, Mesa, AZ); and 16 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** At Still University Of Health Sciences, College Of Osteo Med, Kirksville, class of 1994
## Record status
- **NPPES last updated:** September 12, 2025
- **Other identifiers:** Medicaid 7595107 (NJ); Other 000000592219 (OH); Medicaid 2086773 (OH)
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Source: [NPI Profile](https://npiprofile.com/npi/1124013966) · Data from the CMS NPPES public registry.