Dr. Lois Greifer PHD
About this NPIWhat this record shows.
NPI 1801948153 is registered to Dr. Lois Greifer PHD, a Psychologist practising at 182 East 79th Street in NY, New York. Psychologist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Lois Greifer PHD has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 6800242· Issued by GHI BEHAVIORAL MANAGEMENT
- 5260402· Issued by AETNA HEALTH MANAGEMENT
- V3794· Issued by EMPIRE BLUE CROSS BLUE SH
- P3403565· Issued by OXFORD HEALTH PLANS
Source: NPPES public registry.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20050627001354Clinical PsychologistNY
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Lois Greifer PHD accepts. To confirm in-network status with your specific health plan, contact Dr. Lois Greifer PHD directly at (212) 249-0792.
Frequently asked
Yes. NPI 1801948153 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Psychologist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (212) 249-0792.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Lois Greifer PHD is a Type-1 individual NPI.