Data Notice: All results sourced from the public CMS NPPES NPI Registry (45 CFR Part 162), for healthcare administrative use only (credentialing, billing, insurance verification). Not for law enforcement or legal proceedings. Not affiliated with CMS, HHS, or the US Government. Verify critical details at npiregistry.cms.hhs.gov. No queries stored.
Export Provider Record NPI 1205806627
Sandra A. BlockM.D.
Active
NPI Number1205806627
NPI TypeNPI-1 Individual
SpecialtyPsychiatry & Neurology, Sleep Medicine
Provider Details
NPI1205806627
NPI TypeNPI-1 Individual
StatusActive
Enumeration Date2006-01-26
Last Updated2026-01-09
Mailing Address425 Essjay Rd Ste 170
Williamsville, NY 14221-8235
United States
Phone: (716) 630-1219 | Fax: (716) 817-1726
📍 View Map
Primary Practice Address325 Essjay Rd, Suite 210
Williamsville, NY 14221-8243
United States
Phone: (716) 630-1122 | Fax: (716) 250-5924
📍 View Map
Other Identifiers
IssuerStateNumberOther Issuer
Other (non-Medicare)NYDD2364Medicare ID
Taxonomy / Specialty
PrimaryTaxonomy Code & DescriptionStateLicense Number
No2084N0400X – Psychiatry & Neurology, NeurologyNY216425
Yes2084S0012X – Psychiatry & Neurology, Sleep MedicineNY216425
Export Provider Record NPI 1205806627
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About NPI 1205806627

Sandra A. Block M.D. is a healthcare provider registered in the CMS NPPES NPI Registry with NPI number 1205806627. The primary specialty listed is Psychiatry & Neurology, Sleep Medicine. The provider is located in Williamsville, NY. This NPI is classified as a Type 1 (Individual) NPI and is currently active. The NPI was first enumerated (assigned) on 2006-01-26. All data is sourced directly from the official CMS NPPES public API and is updated daily.

Frequently Asked Questions

What is NPI 1205806627?

NPI 1205806627 belongs to Sandra A. Block M.D., a Psychiatry & Neurology, Sleep Medicine in Williamsville, NY. It is a Type 1 Individual NPI registered in the CMS NPPES NPI Registry.

Is NPI 1205806627 active?

The current status of NPI 1205806627 in the NPPES registry is Active. The record was last updated on 2026-01-09.

What specialty is NPI 1205806627?

NPI 1205806627 is classified under the taxonomy Psychiatry & Neurology, Sleep Medicine. Taxonomy codes in NPPES are maintained by the National Uniform Claim Committee (NUCC) and identify the provider's type, classification, and specialization.

How do I verify NPI 1205806627?

You can verify NPI 1205806627 at the official CMS NPPES website at npiregistry.cms.hhs.gov or using our free NPI Lookup tool above. All data shown on this page is sourced directly from the official NPPES public API and is updated daily by CMS.

What address is on file for NPI 1205806627?

The primary practice address on file for NPI 1205806627 is 325 Essjay Rd, Williamsville, NY 14221-8243. This address is registered in the NPPES system and providers are required to update it within 30 days of any change.

When was NPI 1205806627 issued?

NPI 1205806627 was first issued (enumerated) on 2006-01-26. The NPPES record was last updated on 2026-01-09.

Practice Location Map

Sandra A. Block is located at 325 Essjay Rd, Williamsville, NY. Use the map below to find directions or verify the practice location.

📍 325 Essjay Rd, Williamsville, NY 14221-8243  ·  Open in Google Maps ↗

Related Healthcare Providers

The following providers share the same practice location, specialty, or state as Sandra A. Block. All records sourced from the CMS NPPES registry.

License Information

The following state license numbers are on file in the NPPES registry for NPI 1205806627. For license status verification, contact the relevant state licensing board directly.

Specialty / TaxonomyLicense NumberState
Psychiatry & Neurology, Neurology216425NY
Psychiatry & Neurology, Sleep Medicine216425NY
Data Verified from CMS NPPES Last synced: 2026-08-31 · Source: npiregistry.cms.hhs.gov · 45 CFR Part 162