Dr William S Nelson, MD - Obstetrics & Gynecology in Rye, NY

Dr William S Nelson, MD is a Obstetrics & Gynecology physician based in Rye, New York. Dr William S Nelson is licensed to practice in New York (license number 087054) and his current practice location is 1 Theall Rd, Rye, New York. He can be reached at his office (for appointments etc.) via phone at (914) 848-8800.

NPI number for Dr William S Nelson is 1225006190 and his current mailing address is 210 Westchester Ave, White Plains, New York. He does not participate in medicare program and thus does not accept medicare assignments. His NPI Number is 1225006190.

Contact Information

Dr William S Nelson, MD
1 Theall Rd,
Rye, NY 10580-1404
(914) 848-8800
(914) 682-6403

Map and Direction




Physician's Profile

Full NameDr William S Nelson
GenderMale
SpecialityObstetrics & Gynecology
Location1 Theall Rd, Rye, New York
Accepts Medicare AssignmentsDoes not participate in Medicare Program. He may not accept medicare assignment.
  NPI Data:
  • NPI Number: 1225006190
  • Provider Enumeration Date: 03/08/2006
  • Last Update Date: 10/16/2013

Medical Identifiers

Medical identifiers for Dr William S Nelson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1225006190NPI-NPPES
00649005MedicaidNY

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 087054 (New York)Primary
207V00000XObstetrics & Gynecology 012331 (Connecticut)Secondary

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr William S Nelson is NOT enrolled with medicare and thus cannot prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr William S Nelson, MD
210 Westchester Ave,
White Plains, NY 10604-2901

Ph: (914) 681-3110
Dr William S Nelson, MD
1 Theall Rd,
Rye, NY 10580-1404

Ph: (914) 848-8800

Reviews and Comments


Obstetrics & Gynecology Doctors in Rye, NY

Dr. Sara Elias, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1 Theall Rd, Rye, NY 10580
Phone: 914-848-8800    Fax: 914-848-8801
Dr. Patricia T Calayag, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1 Theall Rd, Rye, NY 10580
Phone: 914-848-8800    Fax: 914-682-6403
Dr. Paul F Gleason, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1 Theall Rd, Rye, NY 10580
Phone: 914-848-8800    Fax: 914-848-8801
Kelly Meghan Mcnally,
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1 Theall Rd, Rye, NY 10580
Phone: 631-988-2111    
Kristina Martimucci Feldman, DO
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1 Theall Rd, Rye, NY 10580
Phone: 914-848-8040    Fax: 914-848-8801
Dr. Allan B Warshowsky, M.D.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 150 Purchase St, Suite 12r, Rye, NY 10580
Phone: 914-967-1630    Fax: 914-967-1624

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.