DR. MARK J BAUER MD
NPI 1588688683
Internal Medicine in Naches, WA
About Dr. Mark J Bauer Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK J BAUER MD (NPI 1588688683) is an individual internal medicine provider in Naches, Washington, licensed in Washington (MD00020754) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Yakima.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Mark J Bauer Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Mark Bauer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Yakima, WA 98902
- Reassigned Medicare billing, Washington enrollment
- 150 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 3
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 98937 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.
Referred Medical Equipment & Supplies CMS DME claims 8
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
NACHES, WA 98937
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 Mark Bauer's NPI number?
The NPI number for Mark Bauer is 1588688683. It was assigned to this individual provider in the NPPES registry on July 26, 2006.
Where is Mark Bauer located?
Mark Bauer practices at 102 E 2nd St, Naches, WA 98937. The listed phone number is (509) 653-2235.
What is Mark Bauer's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Mark Bauer enrolled in Medicare?
Yes. Mark Bauer is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Mark Bauer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Bauer reassigns Medicare benefits to Community Health Of Central Washington (Yakima, WA). 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 Mark Bauer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Mark Bauer was last updated on October 5, 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.
# Dr. Mark J Bauer, MD · NPI 1588688683
Internal Medicine physician in Naches, Washington. Individual provider, active in the CMS NPPES registry since July 26, 2006.
## Identity
- **NPI:** 1588688683 (Entity type: Individual)
- **Enumerated:** July 26, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MD00020754 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 102 E 2ND ST, Naches, WA 98937-9743
- **Phone:** (509) 653-2235 · **Fax:** (509) 653-2236
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Community Health Of Central Washington (NPI 1598764920, Yakima, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 5, 2020
- **Other identifiers:** Other P00123643 (WA); Other 0157289 (WA); Medicaid 1107762 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1588688683) · Data from the CMS NPPES public registry.