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EVAN HUNTER ALLDREDGE MD
NPI 1194276931
Anesthesiology in Portland, OR

Active since October 17, 2016PECOS EnrolledAccepts Medicare Assignment
87.76/100
CMS Quality Rating
707 SW WASHINGTON ST STE 700, PORTLAND, OR 97205(503) 299-9906(503) 225-9002 Get Directions Write a Review

NPPES record last updated: August 22, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 22, 2023, Oct 17, 2016 (2 updates tracked since 2016).

About Evan Hunter Alldredge Md NPPES

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

EVAN HUNTER ALLDREDGE MD (NPI 1194276931) is an individual anesthesiology provider in Portland, Oregon, licensed in Oregon (MD214152) and active in the NPI registry since October 2016. He is enrolled in Medicare PECOS, is affiliated with Providence St Vincent Medical Center, and maintains a secondary practice location in Portland.

NPPES Registry Identity

NPI1194276931
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameEVAN HUNTER ALLDREDGECredential: MD
Location Address707 SW WASHINGTON ST STE 700Portland, OR 97205-3523
Mailing AddressPo Box 35147Seattle, WA 98124-5147
Phone(503) 299-9906
Fax(503) 225-9002
Sole ProprietorNo
Medical School CMSOregon Health Sciences University School Of MedicineGraduated 2018
Enumeration DateOctober 17, 2016
Last NPPES UpdateAugust 22, 20232 updates tracked since enumeration
NPPES CertifiedAugust 22, 2023
✔ NPI 1194276931 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 · MD214152
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) 494-8311

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

Evan Hunter Alldredge 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.

PECOS PAC ID8224375415
PECOS Enrollment IDI20230809001246
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 Reassignments

4

Medicare enrollment records show Evan Alldredge reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Oregon Anesthesiology Group PC
Same address
Anesthesiology
707 SW WASHINGTON ST, SUITE 700
Portland, OR 97205
  • Reassigned Medicare billing, Oregon enrollment
  • 271 clinicians in this Medicare group
NPI 1477527786 (503) 299-9906
Providence Health & Services - Oregon
0.6 mi
Sports Medicine
909 SW 18TH AVE
Portland, OR 97205
  • Reassigned Medicare billing, Oregon enrollment
  • 1,501 clinicians in this Medicare group
NPI 1235479643 (503) 962-1946
Legacy Clinics LLC
1.1 mi
Clinic/Center
1130 NW 22ND AVE STE 220
Portland, OR 97210
  • Reassigned Medicare billing, Oregon enrollment
  • 1,248 clinicians in this Medicare group
NPI 1902827272 (503) 413-2901
Providence Health & Services - Oregon
4.6 mi
Clinic/Center
9205 SW BARNES RD, SUITE 20
Portland, OR 97225
  • Reassigned Medicare billing, Oregon enrollment
  • 753 clinicians in this Medicare group
NPI 1235259532 (503) 216-2229

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.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
44 services28 patients

Hospital Affiliations CMS Care Compare 2

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

Providence St Vincent Medical Center

Acute Care Hospitals · Portland, OR
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number380004
Location9205 SW Barnes RoadPortland, OR 97225 · Washington County
Emergency services Birthing friendly

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

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.

87.76/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.17
Promoting Interoperability100
Improvement Activities40
Cost74.03

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 Evan Alldredge's NPI number?

The NPI number for Evan Alldredge is 1194276931. It was assigned to this individual provider in the NPPES registry on October 17, 2016.

Where is Evan Alldredge located?

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

What is Evan Alldredge's specialty?

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

Is Evan Alldredge enrolled in Medicare?

Yes. Evan Alldredge 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 Evan Alldredge's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Evan Alldredge reassigns Medicare benefits to 4 organizations: Oregon Anesthesiology Group PC (Portland, OR), Providence Health & Services - Oregon (Portland, OR), Legacy Clinics LLC (Portland, OR) and Providence Health & Services - Oregon (Portland, 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 Evan Alldredge's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Evan Alldredge affiliated with any hospitals?

According to CMS data, Evan Alldredge is affiliated with Providence St Vincent Medical Center and Legacy Emanuel Medical Center.

When was this NPI record last updated?

The NPPES record for Evan Alldredge was last updated on August 22, 2023. 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.