1. Home
  2. Directory
  3. Oregon
  4. Portland
  5. Anesthesiology
  6. NPI Profile

NATHAN MILLER MD
NPI 1992454177
Anesthesiology in Portland, OR

Active since March 23, 2022PECOS Enrolled
10123 SE MARKET ST, PORTLAND, OR 97216(503) 257-2500 Get Directions Write a Review

NPPES record last updated: August 11, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Nathan Miller Md NPPES

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

NATHAN MILLER MD (NPI 1992454177) is an individual anesthesiology provider in Portland, Oregon, licensed in Oregon (MD230633) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Diego School Of Medicine (2022).

NPPES Registry Identity

NPI1992454177
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameNATHAN MILLERCredential: MD
Location Address10123 SE MARKET STPortland, OR 97216-2532
Mailing Address10123 Se Market StPortland, OR 97216-2532
Phone(503) 257-2500
Sole ProprietorNo
Medical School CMSUniversity Of California, San Diego School Of MedicineGraduated 2022
Enumeration DateMarch 23, 2022
Last NPPES UpdateAugust 11, 2026
NPPES CertifiedAugust 11, 2026
✔ NPI 1992454177 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in OR · MD230633
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.
10123 SE MARKET ST, Portland, OR 97216
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nathan Miller Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6002372406
PECOS Enrollment IDI20260727001658
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 Nathan Miller reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Portland Adventist Medical Center
Same address
Anesthesiology
10123 SE MARKET ST
Portland, OR 97216
  • Reassigned Medicare billing, Oregon enrollment
  • 331 clinicians in this Medicare group
NPI 1437925310 (503) 251-6136

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

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.

MELISSA CHRISTINE HOSEY RN
Student in an Organized Health Care Education/Training Program
10123 SE MARKET ST
PORTLAND, OR 97216
Multnomah County (509) 335-6424
MRS. SAMANTHA LANCASTER RN-BC
Registered Nurse
10123 SE MARKET ST
PORTLAND, OR 97216
Multnomah County (503) 257-2500
DR. HANI DARWICH MD
Emergency Medicine
10123 SE MARKET ST
PORTLAND, OR 97216
Multnomah County (503) 252-2004
ADRIENNE E SOUCY MD
Hospitalist
10123 SE MARKET ST
PORTLAND, OR 97216
Multnomah County (503) 257-2500
AUSTIN W SMITH CRNA
Nurse Anesthetist, Certified Registered
10123 SE MARKET ST
PORTLAND, OR 97216
Multnomah County (503) 257-2500
NAM THANH TRINH MD
Emergency Medicine
10123 SE MARKET ST
PORTLAND, OR 97216
Multnomah County (503) 257-2500
KURT DYKHUIZEN D.O.
Anesthesiology
10123 SE MARKET ST
PORTLAND, OR 97216
Multnomah County (503) 257-2500
LAVON ANN TURNER RN
Registered Nurse
10123 SE MARKET ST
PORTLAND, OR 97216
Multnomah County (503) 257-2500

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 Nathan Miller's NPI number?

The NPI number for Nathan Miller is 1992454177. It was assigned to this individual provider in the NPPES registry on March 23, 2022.

Where is Nathan Miller located?

Nathan Miller practices at 10123 SE Market St, Portland, OR 97216. The listed phone number is (503) 257-2500.

What is Nathan Miller's specialty?

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

Is Nathan Miller enrolled in Medicare?

Yes. Nathan Miller is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nathan Miller's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Miller reassigns Medicare benefits to Portland Adventist Medical Center (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 Nathan Miller's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Nathan Miller was last updated on August 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.