DR. ROM SAMUEL LEIDNER MD
NPI 1801908702
Internal Medicine - Medical Oncology in Portland, OR

Active since August 31, 2006PECOS EnrolledAccepts Medicare Assignment
87.76/100
CMS Quality Rating
4805 NE GLISAN ST, SUITE 6N40, PORTLAND, OR 97213(503) 215-5696 Get Directions Write a Review

NPPES record last updated: March 19, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Rom Samuel Leidner Md NPPES

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

DR. ROM SAMUEL LEIDNER MD (NPI 1801908702) is an individual medical oncology provider in Portland, Oregon, licensed in Oregon (MD159938) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Providence St Vincent Medical Center, and is a graduate of Other (1999).

NPPES Registry Identity

NPI1801908702
Entity TypeIndividualMale
Primary Taxonomy207RX0202X
Provider Legal NameDR. ROM SAMUEL LEIDNERCredential: MD
Location Address4805 NE GLISAN ST, SUITE 6N40Portland, OR 97213-2933
Mailing AddressPo Box 3158Portland, OR 97208-3158
Sole ProprietorNo
Medical School CMSOtherGraduated 1999
Enumeration DateAugust 31, 2006
Last NPPES UpdateMarch 19, 2021
NPPES CertifiedMarch 19, 2021
NPI 1801908702 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
Licenses Licensed in OR · MD159938 Licensed in WA · MD00044911
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
Also ListedInternal Medicine · Hematology & OncologyTaxonomy 207RH0003X · License 57.012492 (OH)
4805 NE GLISAN ST, Portland, OR 97213

Other Identifiers 3

OtherP00287631Railroad Medicare
Other0039581WA · Labor & Industry
Medicaid8441743WA

Accepted Insurance

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

Dr. Rom Samuel Leidner 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 ID1052339066
PECOS Enrollment IDI20121210000122
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 3

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.

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.
133 services25 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
38 services24 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
12 services12 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

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97213 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$176.88 typical visit price
range $58.99 – $176.88
Typical copayment $44.22 (range $14.74 – $44.22)
Most-billed visit code 99205
Established Patient
$103.51 typical visit price
range $19.32 – $144.79
Typical copayment $25.87 (range $4.83 – $36.19)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Internal Medicine
4805 NE GLISAN ST
PORTLAND, OR 97213
General Acute Care Hospital
4805 NE GLISAN ST
PORTLAND, OR 97213
Emergency Medicine
4805 NE GLISAN ST
PORTLAND, OR 97213
Nurse Anesthetist, Certified Registered
4805 NE GLISAN ST
PORTLAND, OR 97213
Psychiatric Unit
4805 NE GLISAN ST
PORTLAND, OR 97213
Hospitalist
4805 NE GLISAN ST, STE BG05
PORTLAND, OR 97213
Doula
4805 NE GLISAN ST
PORTLAND, OR 97213
Nurse's Aide
4805 NE GLISAN ST
PORTLAND, OR 97213

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 Rom Leidner's NPI number?

The NPI number for Rom Leidner is 1801908702. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Where is Rom Leidner located?

Rom Leidner practices at 4805 NE Glisan St Suite 6n40, Portland, OR 97213. The listed phone number is (503) 215-5696.

What is Rom Leidner's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Is Rom Leidner enrolled in Medicare?

Yes. Rom Leidner 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.

What insurance does Rom Leidner accept?

Health plans from Providence Health Plan list Rom Leidner 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.

Is Rom Leidner affiliated with any hospitals?

According to CMS data, Rom Leidner is affiliated with Providence St Vincent Medical Center and Providence Portland Medical Center.

When was this NPI record last updated?

The NPPES record for Rom Leidner was last updated on March 19, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.