DR. BELINDA OYINKAN MARQUIS M.D.
NPI 1386840999
Psychiatry & Neurology - Neurology with Special Qualifications in Child Neurology in Hawthorne, NY
About Dr. Belinda Oyinkan Marquis M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BELINDA OYINKAN MARQUIS M.D. (NPI 1386840999) is an individual neurology with special qualifications in child neurology provider in Hawthorne, New York, licensed in New York (260398) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS, is affiliated with Nyack Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Accepted Insurance
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
Dr. Belinda Oyinkan Marquis 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.
Medicare Billing Reassignments
4Medicare enrollment records show Belinda Marquis reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hawthorne, NY 10532
- Reassigned Medicare billing, New York enrollment
- 511 clinicians in this Medicare group
White Plains, NY 10605
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Weill Medical College Of Cornell
- 980 clinicians in this Medicare group
White Plains, NY 10604
- Reassigned Medicare billing, New York enrollment
- 14 clinicians in this Medicare group
Hackensack, NJ 07601
- Reassigned Medicare billing, New Jersey enrollment
- 43 clinicians in this Medicare group
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 5
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Nyack Hospital
Acute Care Hospitals · Nyack, NYWhite Plains Hospital Center
Acute Care Hospitals · White Plains, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10532 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 Belinda Marquis's NPI number?
The NPI number for Belinda Marquis is 1386840999. It was assigned to this individual provider in the NPPES registry on June 21, 2007.
Where is Belinda Marquis located?
Belinda Marquis practices at 40 Saw Mill Riv Rd Ste Fb1, Hawthorne, NY 10532. The listed phone number is (914) 768-3970.
What is Belinda Marquis's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology with Special Qualifications in Child Neurology, with taxonomy code 2084N0402X.
Is Belinda Marquis enrolled in Medicare?
Yes. Belinda Marquis 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 Belinda Marquis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Belinda Marquis reassigns Medicare benefits to 4 organizations: Boston Children's Health Physicians, LLP (Hawthorne, NY), Weill Medical College Of Cornell Univ. (White Plains, NY), Epilepsy & Neurophysiology Medical Consulting PC (White Plains, NY) and Epilepsy & Neurophysiology Medical Consultants PA (Hackensack, NJ). 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 Belinda Marquis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Belinda Marquis accept?
Health plans from Oscar Health list Belinda Marquis 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 Belinda Marquis affiliated with any hospitals?
According to CMS data, Belinda Marquis is affiliated with Nyack Hospital and White Plains Hospital Center.
When was this NPI record last updated?
The NPPES record for Belinda Marquis was last updated on September 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 days 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.
# Dr. Belinda Oyinkan Marquis, M.D. · NPI 1386840999
Neurology with Special Qualifications in Child Neurology physician in Hawthorne, New York. Individual provider, active in the CMS NPPES registry since June 21, 2007.
## Identity
- **NPI:** 1386840999 (Entity type: Individual)
- **Enumerated:** June 21, 2007
- **Primary specialty:** Psychiatry & Neurology - Neurology with Special Qualifications in Child Neurology · taxonomy 2084N0402X
- **State license:** 260398 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 40 SAW MILL RIV RD STE FB1, Hawthorne, NY 10532-1528
- **Phone:** (914) 768-3970
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Boston Children's Health Physicians, LLP (NPI 1467454967, Hawthorne, NY); Weill Medical College Of Cornell Univ. (NPI 1427165489, White Plains, NY); Epilepsy & Neurophysiology Medical Consulting PC (NPI 1770564593, White Plains, NY); Epilepsy & Neurophysiology Medical Consultants PA (NPI 1013998830, Hackensack, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York At Stony Brook, School Of Medicine, class of 2007
## Record status
- **NPPES last updated:** September 22, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1386840999) · Data from the CMS NPPES public registry.