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AIM HEALTH
NPI 1487014163
Clinic/Center in Portland, OR

Active since February 24, 2016
9555 SW BARNES RD STE 255, PORTLAND, OR 97225(503) 908-1590(503) 723-2862 Get Directions Write a Review

NPPES record last updated: November 30, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 30, 2022, Feb 24, 2016 (2 updates tracked since 2016).

About Aim Health NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

AIM HEALTH (NPI 1487014163) is a healthcare organization registered as a clinic/center in Portland, Oregon and active in the NPI registry since February 2016. The organization lists Sarah Edson, Practice Administrator, as its authorized official.

NPPES Registry Identity

NPI1487014163
Entity TypeOrganization
Primary Taxonomy261Q00000X
Legal Business NameADVANCED INTERNAL MEDICINE GROUP, PC
Location Address9555 SW BARNES RD STE 255Portland, OR 97225-6654
Mailing Address9555 Sw Barnes Rd Ste 255Portland, OR 97225-6654 · (503) 908-1590 · Fax (503) 723-2862
Phone(503) 908-1590
Fax(503) 723-2862
Organization SubpartNo
Authorized OfficialSarah EdsonPractice Administrator · (503) 908-1590
Enumeration DateFebruary 24, 2016
Last NPPES UpdateNovember 30, 20222 updates tracked since enumeration
NPPES CertifiedJanuary 12, 2022
✔ NPI 1487014163 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/CenterAmbulatory Health Care Facilities
Taxonomy Code261Q00000X
Definition
A facility or distinct part of one used for the diagnosis and treatment of outpatients. Clinic/Center is irregularly defined, sometimes being limited to organizations serving specialized treatment requirements or distinct patient/client groups (e.g., radiology, poor, and public health).
9555 SW BARNES RD STE 255, Portland, OR 97225
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Other Names 1

Doing Business AsAim Health

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., Regence BlueCross BlueShield of Oregon.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Aim Health is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

11

Medicare enrollment records show 11 clinicians reassign Medicare billing to Aim Health, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 6 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 3

Internal Medicine8
Family Practice2
Hospitalist1

Clinicians, nearest first (11)

Thomas Gragnola, MD
Internal Medicine
NPI 1144220765
9555 SW BARNES RD SUITE 255
Portland, OR 97225
(503) 902-1590
✔ PECOSSame address
Annie Mack, MD
Internal Medicine
NPI 1932125184
9555 SW BARNES RD STE 255
Portland, OR 97225
(503) 908-1590
✔ PECOS✔ Accepts MedicareSame address
Cynthia Ferrier, M.D.
Internal Medicine
NPI 1285607440
9450 SW BARNES RD SUITE 100
Portland, OR 97225
(503) 292-9560
✔ PECOS0.1 mi
Jill Miller, MD
Internal Medicine
NPI 1053327544
9450 SW BARNES RD SUITE 100
Portland, OR 97225
(503) 292-9560
✔ PECOS0.1 mi
Dorelan Miller, MD
Internal Medicine
NPI 1366768004
9155 SW BARNES RD STE 238
Portland, OR 97225
(503) 215-6600
✔ PECOS✔ Accepts Medicare0.3 mi
Merrill Harris, MD
Hospitalist
NPI 1114956422
4805 NE GLISAN ST SUITE BG05
Portland, OR 97213
(503) 215-2392
✔ PECOS✔ Accepts Medicare8.0 mi
Kimberly Shields, DO
Family Practice
NPI 1104841543
1321 NE 99TH AVE SUITE 200
Portland, OR 97220
(503) 215-4250
✔ PECOS✔ Accepts Medicare10 mi
Amy Gillcrist, MD
Internal Medicine
NPI 1952347528
1750 BLANKENSHIP RD SUITE 200
West Linn, OR 97068
(503) 908-1590
✔ PECOS✔ Accepts Medicare12 mi
Summer Lam, MD
Internal Medicine
NPI 1922266709
1003 PROVIDENCE DR STE 210
Newberg, OR 97132
(503) 537-5900
✔ PECOS✔ Accepts Medicare16 mi
Ying Long, M.D.
Internal Medicine
NPI 1437600947
300 S BRUCE ST
Marshall, MN 56258
(507) 532-9661
✔ PECOS✔ Accepts Medicare1,319 mi
Phonekeo Khamvanthong, MD
Family Practice
NPI 1750519922
3517 W OWEN K GARRIOTT RD STE 4
Enid, OK 73703
(580) 233-5553
✔ PECOS✔ Accepts Medicare1,439 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 38D2119331

Aim Health · Portland, OR
Expired · Sep 22, 2026
CLIA Number38D2119331
Laboratory TypePhysician Office
Certificate Effective DateSeptember 23, 2024
Certificate Expiration DateSeptember 22, 2026
Laboratory DirectorAmy K Gillcrist MD
Laboratory Phone(503) 908-1590
Laboratory LocationAim Health9555 SW Barnes Rd, Suite 255, Portland, OR 97225
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Advanced Internal Medicine Group, PC's NPI number?

The NPI number for Advanced Internal Medicine Group, PC is 1487014163. It was assigned to this organization in the NPPES registry on February 24, 2016. The provider is doing business as Aim Health.

Where is Advanced Internal Medicine Group, PC located?

Advanced Internal Medicine Group, PC is located at 9555 SW Barnes Rd Ste 255, Portland, OR 97225. The listed phone number is (503) 908-1590.

What is Advanced Internal Medicine Group, PC's specialty?

The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.

Is Advanced Internal Medicine Group, PC enrolled in Medicare?

Yes. Advanced Internal Medicine Group, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Advanced Internal Medicine Group, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians in 3 Medicare specialties reassign their Medicare billing to Advanced Internal Medicine Group, PC. A 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 the clinician's services. The largest specialties are Internal Medicine (8), Family Practice (2) and Hospitalist (1). Of these, 2 practice at this address and 6 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Advanced Internal Medicine Group, PC accept?

Health plans from BridgeSpan Health Company, Moda Health Plan, Inc. and Regence BlueCross BlueShield of Oregon list Advanced Internal Medicine Group, PC 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.

When was this NPI record last updated?

The NPPES record for Advanced Internal Medicine Group, PC was last updated on November 30, 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.