Parissa Vassef, M.D.
NPI 1356630370 · Neurology Physician · Long Beach, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Parissa Vassef, M.D. is a Neurology Physician provider in Long Beach, CA (NPI 1356630370).
Provider details
- NPI number
- 1356630370
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A137186 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
610 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 327 | $136 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 81 | $193 |
| Exam of Neurobehavioral Status, First Hour96116 | 64 | $97 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 43 | $179 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 40 | $235 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Memantine Hcl | 383 | 103 |
| Donepezil Hcl | 261 | 80 |
| Memantine Hclbrand: Memantine Hcl Er | 224 | 49 |
| Gabapentin | 201 | 77 |
| Donepezil Hclbrand: Donepezil Hcl Odt | 191 | 59 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 186 | 48 |
| Levetiracetam | 120 | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$5,142 across 234 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-03-30
- Last updated
- 2018-11-16
Frequently asked questions
- What is Parissa Vassef's NPI number?
- Parissa Vassef's National Provider Identifier (NPI) is 1356630370, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Parissa Vassef's specialty?
- Parissa Vassef is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Parissa Vassef located?
- Parissa Vassef's practice location on file with NPPES is 701 E 28th St Ste 319, Long Beach, CA 90806-2783.
- What is Parissa Vassef's phone number?
- The practice phone number listed in the NPPES registry for Parissa Vassef is (562) 426-3656.
- Does Parissa Vassef accept Medicare?
- Parissa Vassef is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Parissa Vassef's NPI active?
- Yes — Parissa Vassef's NPI (1356630370) is active in the NPPES registry as of the last update on 2018-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.