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LEENA YOUSSEFIAN MD
NPI 1376963959
Psychiatry & Neurology - Neurology in Portland, OR

Active since April 22, 2014PECOS EnrolledAccepts Medicare Assignment
90.13/100
CMS Quality Rating
4101 SW HILLSDALE AVE, PORTLAND, OR 97239(570) 271-6144 Get Directions Write a Review

NPPES record last updated: August 5, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 5, 2025, Oct 26, 2022 (2 updates tracked since 2022).

About Leena Youssefian Md NPPES

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

LEENA YOUSSEFIAN MD (NPI 1376963959) is an individual neurology provider in Portland, Oregon, licensed in Oregon (MD211995) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Geisinger-community Medical Center, and maintains a secondary practice location in Portland.

NPPES Registry Identity

NPI1376963959
Entity TypeIndividualFemale
Primary Taxonomy2084N0400X
Provider Legal NameLEENA YOUSSEFIANCredential: MD
Location Address4101 SW HILLSDALE AVEPortland, OR 97239-1547
Mailing AddressPo Box 3777Portland, OR 97208-3777 · (503) 413-3900 · Fax (503) 413-3710
Phone(570) 271-6144
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateApril 22, 2014
Last NPPES UpdateAugust 5, 20252 updates tracked since enumeration
NPPES CertifiedAugust 5, 2025
✔ NPI 1376963959 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
Licenses✔ Licensed in OR · MD211995✔ Licensed in WA · MD61347684
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
4101 SW HILLSDALE AVE, Portland, OR 97239
Open in Google Maps ↗

Other Names 1

Former Name (1)Leena Youssefian-halleran

Secondary Practice Location 1

Location 11040 NW 22nd Ave Ste 420Portland, OR 97210-3062 · Phone (503) 413-6166

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

Leena Youssefian 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 ID1759713548
PECOS Enrollment IDI20220815003426, I20241112003041
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 4

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 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.
93 services71 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.
49 services43 patients
Needle measurement of electrical activity in arm or leg muscles, complete study 95886
This procedure, known as an electromyography (EMG), involves inserting a small needle into your arm or leg muscles to measure their electrical activity. This complete study helps diagnose issues with nerves or muscles, providing valuable data for your treatment plan.
45 services21 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.
22 services22 patients

Hospital Affiliations CMS Care Compare 5

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

Geisinger-Community Medical Center

Acute Care Hospitals · Scranton, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390001
Location1822 Mulberry StreetScranton, PA 18510 · Lackawanna County
Emergency services Birthing friendly

Geisinger-Bloomsburg Hospital

Acute Care Hospitals · Bloomsburg, PA
OwnershipVoluntary non-profit - Private
CMS Certification Number390003
Location549 East Fair StreetBloomsburg, PA 17815 · Columbia County
Emergency services Birthing friendly

Geisinger Medical Center

Acute Care Hospitals · Danville, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390006
Location100 North Academy AvenueDanville, PA 17822 · Montour County
Emergency services Birthing friendly

St Clair Hospital

Acute Care Hospitals · Pittsburgh, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390228
Location1000 Bower Hill RoadPittsburgh, PA 15243 · Allegheny County
Emergency services Birthing friendly

Geisinger Wyoming Valley Medical Center

Acute Care Hospitals · Wilkes Barre, PA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390270
Location1000 East Mountain BoulevardWilkes Barre, PA 18711 · Luzerne County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97239 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
$134.16 typical visit price
range $58.99 – $176.88
Typical copayment $33.54 (range $14.74 – $44.22)
Most-billed visit code 99204
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.

90.13/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality96.57
Promoting Interoperability100
Improvement Activities40
Cost70.53

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 Leena Youssefian's NPI number?

The NPI number for Leena Youssefian is 1376963959. It was assigned to this individual provider in the NPPES registry on April 22, 2014. The provider is also known as Leena Youssefian-Halleran.

Where is Leena Youssefian located?

Leena Youssefian practices at 4101 SW Hillsdale Ave, Portland, OR 97239. The listed phone number is (570) 271-6144.

What is Leena Youssefian's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Leena Youssefian enrolled in Medicare?

Yes. Leena Youssefian 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 Leena Youssefian affiliated with any hospitals?

According to CMS data, Leena Youssefian is affiliated with Geisinger-Community Medical Center, Geisinger-Bloomsburg Hospital, Geisinger Medical Center, St Clair Hospital and Geisinger Wyoming Valley Medical Center.

When was this NPI record last updated?

The NPPES record for Leena Youssefian was last updated on August 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.