ANDREW M BALSTER MD
NPI 1356803159
Internal Medicine in Milwaukie, OR
About Andrew M Balster Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREW M BALSTER MD (NPI 1356803159) is an individual internal medicine provider in Milwaukie, Oregon, licensed in Oregon (MD199589) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with Providence Hood River Memorial Hospital, and maintains a secondary practice location in Portland.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Andrew M Balster 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.
Medicare Billing Reassignments
4Medicare enrollment records show Andrew Balster reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukie, OR 97222
- Reassigned Medicare billing, Oregon enrollment
- 1,501 clinicians in this Medicare group
Milwaukie, OR 97222
- Reassigned Medicare billing, Oregon enrollment
- 229 clinicians in this Medicare group
Mt Hood, OR 97041
- Reassigned Medicare billing, Oregon enrollment
- Medicare enrollment name: Providence Health & Services Oregon
- Also billed through NPI 1255429338 (Oregon)
- 267 clinicians in this Medicare group
Cannon Beach, OR 97110
- Reassigned Medicare billing, Oregon enrollment
- 301 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Providence Hood River Memorial Hospital
Critical Access Hospitals · Hood River, ORPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97222 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.
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 Andrew Balster's NPI number?
The NPI number for Andrew Balster is 1356803159. It was assigned to this individual provider in the NPPES registry on April 2, 2019.
Where is Andrew Balster located?
Andrew Balster practices at 10150 SE 32nd Ave, Milwaukie, OR 97222. The listed phone number is (503) 513-8641.
What is Andrew Balster's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Andrew Balster enrolled in Medicare?
Yes. Andrew Balster 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 Andrew Balster's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Balster reassigns Medicare benefits to 4 organizations: Providence Health & Services - Oregon (Milwaukie, OR), Providence Health & Services Oregon (Milwaukie, OR), Providence Hood River Memorial Hospital (Mt Hood, OR) and Providence Health & Services Oregon (Cannon Beach, OR). 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 Andrew Balster's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Balster accept?
Health plans from BridgeSpan Health Company and Regence BlueCross BlueShield of Oregon list Andrew Balster 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 Andrew Balster affiliated with any hospitals?
According to CMS data, Andrew Balster is affiliated with Providence Hood River Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Andrew Balster was last updated on December 2, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Andrew M Balster, MD · NPI 1356803159
Internal Medicine physician in Milwaukie, Oregon. Individual provider, active in the CMS NPPES registry since April 2, 2019.
## Identity
- **NPI:** 1356803159 (Entity type: Individual)
- **Enumerated:** April 2, 2019
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MD199589 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 10150 SE 32ND AVE, Milwaukie, OR 97222-6516
- **Phone:** (503) 513-8641
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Providence Health & Services - Oregon (NPI 1881766061, Milwaukie, OR); Providence Health & Services Oregon (NPI 1366536963, Milwaukie, OR); Providence Hood River Memorial Hospital (NPI 1437355955, Mt Hood, OR); Providence Health & Services Oregon (NPI 1841756764, Cannon Beach, OR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Georgetown University School Of Medicine, class of 2019
## Record status
- **NPPES last updated:** December 2, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1356803159) · Data from the CMS NPPES public registry.