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DIANA DENTON ZELLNER D.O.
NPI 1164876827
Internal Medicine - Hospice and Palliative Medicine in Portland, OR

Active since April 19, 2016PECOS EnrolledAccepts Medicare Assignment
86.03/100
CMS Quality Rating
4805 NE GLISAN ST STE 11N, PORTLAND, OR 97213(503) 215-1350 Get Directions Write a Review

NPPES record last updated: October 3, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 3, 2024, Jul 24, 2020 (2 updates tracked since 2020).

About Diana Denton Zellner D.o. NPPES

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

DIANA DENTON ZELLNER D.O. (NPI 1164876827) is an individual hospice and palliative medicine provider in Portland, Oregon, licensed in Oregon (DO198502) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS, is affiliated with Providence Portland Medical Center, and maintains a secondary practice location in Portland.

NPPES Registry Identity

NPI1164876827
Entity TypeIndividualFemale
Primary Taxonomy207RH0002X
Provider Legal NameDIANA DENTON ZELLNERCredential: D.O.
Location Address4805 NE GLISAN ST STE 11NPortland, OR 97213-2933
Mailing AddressPo Box 3158Portland, OR 97208-3158 · (503) 215-6494
Phone(503) 215-1350
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateApril 19, 2016
Last NPPES UpdateOctober 3, 20242 updates tracked since enumeration
NPPES CertifiedOctober 3, 2024
✔ NPI 1164876827 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hospice and Palliative MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RH0002X
License✔ Licensed in OR · DO198502
Definition
An internal medicine physician with special knowledge and skills to prevent and relieve the suffering experienced by patients with life-limiting illnesses. This specialist works with an interdisciplinary hospice or palliative care team to maximize quality of life while addressing physical, psychological, social and spiritual needs of both patient and family throughout the course of the disease, through the dying process, and beyond for the family. This specialist has expertise in the assessment of patients with advanced disease; the relief of distressing symptoms; the coordination of interdisciplinary patient and family-centered care in diverse venues; the use of specialized care systems including hospice; the management of the imminently dying patient; and legal and ethical decision making in end-of-life care.
4805 NE GLISAN ST STE 11N, Portland, OR 97213
Open in Google Maps ↗

Secondary Practice Location 1

Location 11015 NW 22nd AvePortland, OR 97210-3025 · Phone (503) 413-6862 · Fax (503) 225-6398

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Diana Denton Zellner D.o. 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 ID1951698539
PECOS Enrollment IDI20200803000400
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.

Areas of Expertise CMS Part B claims 2

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.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
20 services19 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
17 services11 patients

Hospital Affiliations CMS Care Compare

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

Providence Portland Medical Center

Acute Care Hospitals · Portland, OR
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number380061
Location4805 NE Glisan StreetPortland, OR 97213 · 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.

86.03/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality77.8
Promoting Interoperability99
Improvement Activities40
Cost74.15

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.

PROVIDENCE HEALTH & SERVICES - OREGON
Obstetrics & Gynecology
4805 NE GLISAN ST STE 11N
PORTLAND, OR 97213
Multnomah County (503) 215-2075
RHEZARIE MAE A AGTARAP NP-C
Nurse Practitioner (Gerontology)
4805 NE GLISAN ST STE 11N
PORTLAND, OR 97213
Multnomah County (503) 215-1350
DR. HEIDI J HANSEN D.M.D.
Oral Medicine
4805 NE GLISAN ST STE 11N
PORTLAND, OR 97213
Multnomah County (503) 215-1676
REBECCA T ARMENDARIZ MD
Internal Medicine (Hospice and Palliative Medicine)
4805 NE GLISAN ST STE 11N
PORTLAND, OR 97213
Multnomah County (503) 215-1350
PROVIDENCE HEALTH & SERVICES - OREGON
Internal Medicine (Hematology & Oncology)
4805 NE GLISAN ST STE 11N
PORTLAND, OR 97213
Multnomah County (503) 215-1600
MATTHEW HIRAM TAYLOR MD
Internal Medicine (Medical Oncology)
4805 NE GLISAN ST STE 11N
PORTLAND, OR 97213
Multnomah County (503) 215-1350
MOLLY CHRISTINE DAVIS ANP
Nurse Practitioner (Gerontology)
4805 NE GLISAN ST STE 11N
PORTLAND, OR 97213
Multnomah County (503) 215-1350
WILLIAM B PEARSE MD
Internal Medicine (Hematology & Oncology)
4805 NE GLISAN ST STE 11N
PORTLAND, OR 97213
Multnomah County (503) 215-5696

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 Diana Zellner's NPI number?

The NPI number for Diana Zellner is 1164876827. It was assigned to this individual provider in the NPPES registry on April 19, 2016.

Where is Diana Zellner located?

Diana Zellner practices at 4805 NE Glisan St Ste 11N, Portland, OR 97213. The listed phone number is (503) 215-1350.

What is Diana Zellner's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hospice and Palliative Medicine, with taxonomy code 207RH0002X.

Is Diana Zellner enrolled in Medicare?

Yes. Diana Zellner 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.

Is Diana Zellner affiliated with any hospitals?

According to CMS data, Diana Zellner is affiliated with Providence Portland Medical Center.

When was this NPI record last updated?

The NPPES record for Diana Zellner was last updated on October 3, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.