CRISTINA MARIA MERKHOFER M.D., M.H.S.
NPI 1649698432
Internal Medicine - Hematology & Oncology in Seattle, WA
About Cristina Maria Merkhofer M.d., M.h.s. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CRISTINA MARIA MERKHOFER M.D., M.H.S. (NPI 1649698432) is an individual hematology & oncology provider in Seattle, Washington, licensed in Washington (MD60749521) and active in the NPI registry since March 2014. She is enrolled in Medicare PECOS and is a graduate of University Of Wisconsin School Of Medicine (2014).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Cristina Maria Merkhofer M.d., M.h.s. 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
2Medicare enrollment records show Cristina Merkhofer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bridgeport, WV 26330
- Reassigned Medicare billing, West Virginia enrollment
- Medicare enrollment name: West Virginia University Medical Corporation
- 2,471 clinicians in this Medicare group
Washington, DC 20007
- Reassigned Medicare billing, District of Columbia enrollment
- 3,530 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 2
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 98109 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SEATTLE, WA 98109
SEATTLE, WA 98109
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 Cristina Merkhofer's NPI number?
The NPI number for Cristina Merkhofer is 1649698432. It was assigned to this individual provider in the NPPES registry on March 31, 2014.
Where is Cristina Merkhofer located?
Cristina Merkhofer practices at 1100 Fairview Ave N # D5-100, Seattle, WA 98109. The listed phone number is (206) 667-5710.
What is Cristina Merkhofer's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Cristina Merkhofer enrolled in Medicare?
Yes. Cristina Merkhofer 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 Cristina Merkhofer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cristina Merkhofer reassigns Medicare benefits to 2 organizations: Wvu Medical Corporation (Bridgeport, WV) and Medstar Medical Group II LLC (Washington, DC). 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 Cristina Merkhofer'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 Cristina Merkhofer was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Cristina Maria Merkhofer, M.D., M.H.S. · NPI 1649698432
Hematology & Oncology physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since March 31, 2014.
## Identity
- **NPI:** 1649698432 (Entity type: Individual)
- **Enumerated:** March 31, 2014
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** MD60749521 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1100 FAIRVIEW AVE N # D5-100, Seattle, WA 98109-4433
- **Phone:** (206) 667-5710
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Wvu Medical Corporation (NPI 1245625581, Bridgeport, WV); Medstar Medical Group II LLC (NPI 1205562816, Washington, DC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Wisconsin School Of Medicine, class of 2014
## Record status
- **NPPES last updated:** July 21, 2022
- **Other identifiers:** Medicaid 1649698432 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1649698432) · Data from the CMS NPPES public registry.