Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Cynthia Mazer, MD
Specialist in Mineola, NY · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1871555714
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Registry record
Entity type Individual (Type 1)
Name Cynthia Mazer
Credential MD
Sex Female
Practice address 200 Old Country Rd, Suite 125, Mineola, NY, 11501
Phone (516) 663-4528
Enumeration date Apr 5, 2006
Last updated in NPPES Mar 7, 2023
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 191087 | Other | NY | HIP |
| 0500523 | Other | NY | UNITED HEALTH FAM. H |
| 1303197 | Other | NY | FIRST HEALTH |
| 305514 | Other | NY | AETNA USHC (PPO) |
| 580465 | Other | NY | AETNA USHC(HMO,FAM.PLAN) |
| 01605141 | Medicaid | NY | - |
| 1118983 | Medicaid | NY | - |
| 3000614 | Other | NY | GHI |
| 108990 | Other | NY | US FAMILY HEALTH PLAN |
| 736911 | Other | NY | BLUE CHOICE |
| P406417 | Other | NY | OXFORD |
| OC9280 | Other | NY | HEALTH NET (PHS) |
| 1409941 | Other | NY | UNITED HEALTHCARE |
| 3550508005 | Other | NY | CIGNA |
| 64475 | Other | NY | VYTRA |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Cynthia Mazer?
The National Provider Identifier (NPI) for Cynthia Mazer is 1871555714, a Type 1 (individual) record in the CMS NPPES registry.
Where does Cynthia Mazer practice?
The practice location on file with NPPES is in Mineola, NY. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Joan Aiello Adult Health Nurse Practitioner · Mineola, NY NPI 1457359341 Eva Chalas Gynecologic Oncology Physician · Mineola, NY NPI 1376542829 Kent Chan Gynecologic Oncology Physician · Mineola, NY NPI 1497754964 Marc Agulnick Orthopaedic Surgery of the Spine Physician · Mineola, NY NPI 1700875846 Maria Saketos Reproductive Endocrinology Physician · Mineola, NY NPI 1306822820 Linda Sung Reproductive Endocrinology Physician · Mineola, NY NPI 1386620805 Mary Bray Specialist · Mineola, NY NPI 1104802255 Steven Zeldis Cardiovascular Disease Physician · Mineola, NY NPI 1134107048
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-03-07.