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PARISSA VASSEF M.D.
NPI 1356630370
Psychiatry & Neurology - Neurology in Long Beach, CA

Active since March 30, 2011PECOS EnrolledAccepts Medicare Assignment
701 E 28TH ST STE 319, LONG BEACH, CA 90806(562) 426-3656(562) 424-9990 Get Directions Write a Review

NPPES record last updated: November 16, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 16, 2018, Jun 2, 2017 (2 updates tracked since 2017).

About Parissa Vassef M.d. NPPES

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

PARISSA VASSEF M.D. (NPI 1356630370) is an individual neurology provider in Long Beach, California, licensed in California (A137186) and active in the NPI registry since March 2011. She is enrolled in Medicare PECOS and is a graduate of Emory University School Of Medicine (2011).

NPPES Registry Identity

NPI1356630370
Entity TypeIndividualFemale
Primary Taxonomy2084N0400X
Provider Legal NamePARISSA VASSEFCredential: M.D.
Location Address701 E 28TH ST STE 319Long Beach, CA 90806-2783
Mailing Address400 W Pueblo StSanta Barbara, CA 93105 · (805) 682-7111
Phone(562) 426-3656
Fax(562) 424-9990
Sole ProprietorYes
Medical School CMSEmory University School Of MedicineGraduated 2011
Enumeration DateMarch 30, 2011
Last NPPES UpdateNovember 16, 20182 updates tracked since enumeration
✔ NPI 1356630370 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in CA · A137186
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 ListedPsychiatry & Neurology · Clinical NeurophysiologyTaxonomy 2084N0600X · License A137186 (CA)
701 E 28TH ST STE 319, Long Beach, CA 90806
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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

Parissa Vassef M.d. 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 ID7810282563
PECOS Enrollment IDI20160819002370
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

2

Medicare enrollment records show Parissa Vassef reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Neuromedical Diagnostic Medical Group
2.0 mi
Neurology
1045 ATLANTIC AVE, 719
Long Beach, CA 90813
  • Reassigned Medicare billing, California enrollment
  • 6 clinicians in this Medicare group
NPI 1033116546 (562) 591-1324
Cep America - Neurology PC
15 mi
Neurology
9920 TALBERT AVE
Fountain Valley, CA 92708
  • Reassigned Medicare billing, California enrollment
  • 117 clinicians in this Medicare group
NPI 1699342808 (714) 378-7000

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 7

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.
327 services170 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.
81 services46 patients
Exam of neurobehavioral status, first hour 96116
An exam of neurobehavioral status is a medical procedure that evaluates your brain's functions. This includes assessing your cognitive abilities, emotional responses, and behavioral patterns. The first hour of the exam is typically dedicated to this initial evaluation.
64 services35 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
43 services43 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.
40 services40 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
31 services28 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90806 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RANDOLPH SHEY MD INC A PROFESSIONAL CORPORATION
Psychiatry & Neurology (Neurology)
701 E 28TH ST STE 319
LONG BEACH, CA 90806
Los Angeles County (562) 426-3656

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 Parissa Vassef's NPI number?

The NPI number for Parissa Vassef is 1356630370. It was assigned to this individual provider in the NPPES registry on March 30, 2011.

Where is Parissa Vassef located?

Parissa Vassef practices at 701 E 28th St Ste 319, Long Beach, CA 90806. The listed phone number is (562) 426-3656.

What is Parissa Vassef's specialty?

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

Is Parissa Vassef enrolled in Medicare?

Yes. Parissa Vassef 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 Parissa Vassef's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Parissa Vassef reassigns Medicare benefits to 2 organizations: Neuromedical Diagnostic Medical Group (Long Beach, CA) and Cep America - Neurology PC (Fountain Valley, CA). 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 Parissa Vassef'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 Parissa Vassef was last updated on November 16, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.