DR. HELEN S KAO M.D.
NPI 1184657330
Internal Medicine in Portland, OR
About Dr. Helen S Kao M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HELEN S KAO M.D. (NPI 1184657330) is an individual internal medicine provider in Portland, Oregon, licensed in Oregon (MD172847) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Good Samaritan Regional Medical Center, and is a graduate of University Of California, San Francisco School Of Medicine (2003).
NPPES Registry Identity
Specialties & Licenses 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. Helen S Kao M.d. 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
5Medicare enrollment records show Helen Kao reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Corvallis, OR 97333
- Reassigned Medicare billing, Oregon enrollment
Rodeo, CA 94572
- Reassigned Medicare billing, California enrollment
- 241 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 2,112 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Good Samaritan Regional Medical Center
Acute Care Hospitals · Corvallis, ORSamaritan Albany General Hospital
Acute Care Hospitals · Albany, 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.
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.
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 Helen Kao's NPI number?
The NPI number for Helen Kao is 1184657330. It was assigned to this individual provider in the NPPES registry on July 9, 2006.
Where is Helen Kao located?
Helen Kao practices at 3181 SW Sam Jackson Park Rd, Portland, OR 97239. The listed phone number is (503) 494-6551.
What is Helen Kao's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Helen Kao enrolled in Medicare?
Yes. Helen Kao 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 Helen Kao's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Helen Kao reassigns Medicare benefits to 5 organizations: Lumina Hospice And Palliative Care (Corvallis, OR), Lifelong Medical Care (Rodeo, CA), Regents Of The University Of California (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and University Of California San Francisco (San Francisco, CA). 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 Helen Kao's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Helen Kao accept?
Health plans from BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and Regence BlueCross BlueShield of Oregon list Helen Kao 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 Helen Kao affiliated with any hospitals?
According to CMS data, Helen Kao is affiliated with Good Samaritan Regional Medical Center and Samaritan Albany General Hospital.
When was this NPI record last updated?
The NPPES record for Helen Kao was last updated on July 8, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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. Helen S Kao, M.D. · NPI 1184657330
Internal Medicine physician in Portland, Oregon. Individual provider, active in the CMS NPPES registry since July 9, 2006.
## Identity
- **NPI:** 1184657330 (Entity type: Individual)
- **Enumerated:** July 9, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MD172847 (Oregon)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3181 SW SAM JACKSON PARK RD, Portland, OR 97239-3011
- **Phone:** (503) 494-6551 · **Fax:** (503) 494-0979
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Lumina Hospice And Palliative Care (NPI 1164429817, Corvallis, OR); Lifelong Medical Care (NPI 1003289463, Rodeo, CA); Regents Of The University Of California (NPI 1235322348, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); University Of California San Francisco (NPI 1164512851, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Francisco School Of Medicine, class of 2003
## Record status
- **NPPES last updated:** July 8, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1184657330) · Data from the CMS NPPES public registry.