ALLISON C HUANG D.O.
NPI 1598028854
Internal Medicine in Portland, OR
About Allison C Huang D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLISON C HUANG D.O. (NPI 1598028854) is an individual internal medicine provider in Portland, Oregon, licensed in Oregon (DO170781) and active in the NPI registry since June 2012. She is enrolled in Medicare PECOS, is affiliated with Providence Newberg Medical Center, and is a graduate of Arizona College Of Osteopathic Medicine Mid Western University (2012).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
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
Allison C Huang D.o. 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
6Medicare enrollment records show Allison Huang reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Portland, OR 97225
- Reassigned Medicare billing, Oregon enrollment
- 1,501 clinicians in this Medicare group
Portland, OR 97225
- Reassigned Medicare billing, Oregon enrollment
- 753 clinicians in this Medicare group
Portland, OR 97213
- Reassigned Medicare billing, Oregon enrollment
- 676 clinicians in this Medicare group
Milwaukie, OR 97222
- Reassigned Medicare billing, Oregon enrollment
- 229 clinicians in this Medicare group
Oregon City, OR 97045
- Reassigned Medicare billing, Oregon enrollment
- 206 clinicians in this Medicare group
Newberg, OR 97132
- Reassigned Medicare billing, Oregon enrollment
- 198 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Providence Newberg Medical Center
Acute Care Hospitals · Newberg, ORProvidence Portland Medical Center
Acute Care Hospitals · Portland, ORPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97225 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 97225
PORTLAND, OR 97225
PORTLAND, OR 97225
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 Allison Huang's NPI number?
The NPI number for Allison Huang is 1598028854. It was assigned to this individual provider in the NPPES registry on June 21, 2012.
Where is Allison Huang located?
Allison Huang practices at 9205 SW Barnes Rd, Portland, OR 97225. The listed phone number is (503) 216-2906.
What is Allison Huang's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Allison Huang enrolled in Medicare?
Yes. Allison Huang 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 Allison Huang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allison Huang reassigns Medicare benefits to 6 organizations: Providence Health & Services Oregon (Portland, OR), Providence Health & Services - Oregon (Portland, OR), Providence Health & Services - Oregon (Portland, OR), Providence Health & Services Oregon (Milwaukie, OR), Providence Health & Services - Oregon (Oregon City, OR) and 1 more organization, listed in the Medicare section above. 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 Allison Huang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Allison Huang accept?
Health plans from Providence Health Plan list Allison Huang 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 Allison Huang affiliated with any hospitals?
According to CMS data, Allison Huang is affiliated with Providence Newberg Medical Center and Providence Portland Medical Center.
When was this NPI record last updated?
The NPPES record for Allison Huang was last updated on March 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Allison C Huang, D.O. · NPI 1598028854
Internal Medicine physician in Portland, Oregon. Individual provider, active in the CMS NPPES registry since June 21, 2012.
## Identity
- **NPI:** 1598028854 (Entity type: Individual)
- **Enumerated:** June 21, 2012
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** DO170781 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 9205 SW BARNES RD, Portland, OR 97225-6603
- **Phone:** (503) 216-2906 · **Fax:** (503) 216-4114
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Providence Health & Services Oregon (NPI 1053403394, Portland, OR); Providence Health & Services - Oregon (NPI 1114015971, Portland, OR); Providence Health & Services - Oregon (NPI 1003991845, Portland, OR); Providence Health & Services Oregon (NPI 1366536963, Milwaukie, OR); Providence Health & Services - Oregon (NPI 1003368911, Oregon City, OR); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Arizona College Of Osteopathic Medicine Mid Western University, class of 2012
## Record status
- **NPPES last updated:** March 15, 2021
- **Other identifiers:** Medicaid 500681767 (OR)
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Source: [NPI Profile](https://npiprofile.com/npi/1598028854) · Data from the CMS NPPES public registry.