DR. JOHN MASON HACKENBERGER DDS
NPI 1790730406
Dentist - Oral and Maxillofacial Surgery in Warren, MI
About Dr. John Mason Hackenberger Dds NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN MASON HACKENBERGER DDS (NPI 1790730406) is an individual oral and maxillofacial surgery provider in Warren, Michigan, licensed in Michigan (2901016237) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Michigan Medical School (1989).
NPPES Registry Identity
Specialties & Licenses
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 Mason Hackenberger Dds 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 Reassignment
Medicare enrollment records show John Hackenberger reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Warren, MI 48092
- Reassigned Medicare billing, Michigan enrollment
- 8 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
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48092 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WARREN, MI 48092
WARREN, MI 48092
WARREN, MI 48092
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 Hackenberger's NPI number?
The NPI number for John Hackenberger is 1790730406. It was assigned to this individual provider in the NPPES registry on May 23, 2006.
Where is John Hackenberger located?
John Hackenberger practices at 29427 Ryan Rd, Warren, MI 48092. The listed phone number is (586) 755-9340.
What is John Hackenberger's specialty?
The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.
Is John Hackenberger enrolled in Medicare?
Yes. John Hackenberger 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 organization bills Medicare for John Hackenberger's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Hackenberger reassigns Medicare benefits to Summit Oral & Maxillofacial Surgery PC (Warren, MI). The 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 Hackenberger's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Hackenberger accept?
Health plans from BEST Life, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 10 other insurers list John Hackenberger 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.
When was this NPI record last updated?
The NPPES record for John Hackenberger was last updated on July 24, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Dr. John Mason Hackenberger, DDS · NPI 1790730406
Oral and Maxillofacial Surgery provider in Warren, Michigan. Individual provider, active in the CMS NPPES registry since May 23, 2006.
## Identity
- **NPI:** 1790730406 (Entity type: Individual)
- **Enumerated:** May 23, 2006
- **Primary specialty:** Dentist - Oral and Maxillofacial Surgery · taxonomy 1223S0112X
- **State license:** 2901016237 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 29427 RYAN RD, Warren, MI 48092-2203
- **Phone:** (586) 755-9340 · **Fax:** (586) 755-1081
## 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:** Summit Oral & Maxillofacial Surgery PC (NPI 1811066129, Warren, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Michigan Medical School, class of 1989
## Record status
- **NPPES last updated:** July 24, 2009
- **Other identifiers:** Other 970E07680 (MI); Medicare UPIN U42356 (MI); Medicare ID-Type Unspecified 0E0768005 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1790730406) · Data from the CMS NPPES public registry.