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DR. ANDREW DILLA M.D.
NPI 1831584531
Anesthesiology in Portland, OR

Active since March 31, 2015PECOS EnrolledAccepts Medicare Assignment
707 SW WASHINGTON ST STE 700, PORTLAND, OR 97205(503) 299-9906(503) 225-9002 Get Directions Write a Review

NPPES record last updated: July 13, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Andrew Dilla M.d. NPPES

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

DR. ANDREW DILLA M.D. (NPI 1831584531) is an individual anesthesiology provider in Portland, Oregon, licensed in Oregon (MD192403) and active in the NPI registry since March 2015. He is enrolled in Medicare PECOS, is affiliated with Legacy Emanuel Medical Center, and maintains a secondary practice location in Portland.

NPPES Registry Identity

NPI1831584531
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. ANDREW DILLACredential: M.D.
Location Address707 SW WASHINGTON ST STE 700Portland, OR 97205
Mailing AddressPo Box 35147, #1801Seattle, WA 98124-5147 · (503) 299-9906 · Fax (503) 225-9002
Phone(503) 299-9906
Fax(503) 225-9002
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateMarch 31, 2015
Last NPPES UpdateJuly 13, 2019
✔ NPI 1831584531 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in OR · MD192403
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
707 SW WASHINGTON ST STE 700, Portland, OR 97205
Open in Google Maps ↗

Secondary Practice Location 1

Location 13181 SW Sam Jackson Park RdPortland, OR 97239-3011 · Phone (503) 494-8211

Other Identifiers 1

Medicaid500688987OR

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. Andrew Dilla 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.

PECOS PAC ID6204144884
PECOS Enrollment IDI20190815001266, I20240113000607
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Andrew Dilla reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Oregon Anesthesiology Group PC
Same address
Anesthesiology
707 SW WASHINGTON ST, SUITE 700
Portland, OR 97205
  • Reassigned Medicare billing, Oregon and Washington enrollments
  • 271 clinicians in this Medicare group
NPI 1477527786 (503) 299-9906

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

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Legacy Emanuel Medical Center

Acute Care Hospitals · Portland, OR
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number380007
Location2801 N Gantenbein AvenuePortland, OR 97227 · Multnomah County
Emergency services Birthing friendly

Legacy Salmon Creek Medical Center

Acute Care Hospitals · Vancouver, WA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500150
Location2211 NE 139th StreetVancouver, WA 98686 · Clark County
Emergency services Birthing friendly

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.

DR. JUSTIN DAVID RAMOS MD
Anesthesiology
707 SW WASHINGTON ST STE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
MICHAEL BERNARD MILLER
Anesthesiology
707 SW WASHINGTON ST STE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
THOMAS THIEN-AN HOANG MD
Anesthesiology
707 SW WASHINGTON ST STE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
WARREN SPITZ MD
Anesthesiology
707 SW WASHINGTON ST STE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
ALBARAA HAMID M.D.
Anesthesiology
707 SW WASHINGTON ST STE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
THOMAS ABBATIELLO
Anesthesiology
707 SW WASHINGTON ST STE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
DR. JAN-PABLO GEORG LEWIS KOLLMAR MD
Anesthesiology
707 SW WASHINGTON ST STE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
SHAUN DISNEY
Anesthesiology
707 SW WASHINGTON ST STE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906

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 Dilla's NPI number?

The NPI number for Andrew Dilla is 1831584531. It was assigned to this individual provider in the NPPES registry on March 31, 2015.

Where is Andrew Dilla located?

Andrew Dilla practices at 707 SW Washington St Ste 700, Portland, OR 97205. The listed phone number is (503) 299-9906.

What is Andrew Dilla's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Andrew Dilla enrolled in Medicare?

Yes. Andrew Dilla 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 organization bills Medicare for Andrew Dilla's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Dilla reassigns Medicare benefits to Oregon Anesthesiology Group PC (Portland, OR). The 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 Dilla's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Andrew Dilla affiliated with any hospitals?

According to CMS data, Andrew Dilla is affiliated with Legacy Emanuel Medical Center and Legacy Salmon Creek Medical Center.

When was this NPI record last updated?

The NPPES record for Andrew Dilla was last updated on July 13, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.