CHRISTINE KATHERINE MA MD
NPI 1982340790
Hospitalist in Portland, OR
About Christine Katherine Ma Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTINE KATHERINE MA MD (NPI 1982340790) is an individual hospitalist provider in Portland, Oregon, licensed in Oregon (MD224517) and active in the NPI registry since May 2022. She is enrolled in Medicare PECOS, is affiliated with Ohsu Hospital And Clinics, and is a graduate of Washington University School Of Medicine (2022).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Christine Katherine Ma Md 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ohsu Hospital And Clinics
Acute Care Hospitals · Portland, ORPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97239 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PORTLAND, OR 97239
PORTLAND, OR 97239
PORTLAND, OR 97239
PORTLAND, OR 97239
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 Christine Ma's NPI number?
The NPI number for Christine Ma is 1982340790. It was assigned to this individual provider in the NPPES registry on May 5, 2022.
Where is Christine Ma located?
Christine Ma practices at 3181 SW Sam Jackson Park Rd, Portland, OR 97239. The listed phone number is (503) 494-1164.
What is Christine Ma's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Christine Ma enrolled in Medicare?
Yes. Christine Ma 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.
Is Christine Ma affiliated with any hospitals?
According to CMS data, Christine Ma is affiliated with Ohsu Hospital And Clinics.
When was this NPI record last updated?
The NPPES record for Christine Ma was last updated on August 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Christine Katherine Ma, MD · NPI 1982340790
Hospitalist physician in Portland, Oregon. Individual provider, active in the CMS NPPES registry since May 5, 2022.
## Identity
- **NPI:** 1982340790 (Entity type: Individual)
- **Enumerated:** May 5, 2022
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** MD224517 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 3181 SW SAM JACKSON PARK RD, Portland, OR 97239-3079
- **Phone:** (503) 494-1164
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Washington University School Of Medicine, class of 2022
## Record status
- **NPPES last updated:** August 6, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1982340790) · Data from the CMS NPPES public registry.