Sandra A. Block, M.D.
Sleep Medicine (Psychiatry & Neurology) Physician · Williamsville, NY
Sandra A. Block, M.D. is a sleep medicine (psychiatry & neurology) physician with a practice address in Williamsville, New York, and NPI 1205806627, issued on Jan 26, 2006. Check the license (New York 216425, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Sandra A. Block
- Credential
- M.D.
- Primary taxonomy
- Sleep Medicine (Psychiatry & Neurology) Physician 2084S0012X
- License number
- 216425 NY
Self-reported in NPPES; status is on the state search - Practice location
- 325 Essjay RD, Williamsville, NY 14221
- Phone
- (716) 630-1122
- Enumerated
- Jan 26, 2006
- Record last updated
- Jan 9, 2026
- Fax
- (716) 250-5924
- Medicare enrollment
- Enrolled (PECOS I20040429000723); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 325 Essjay RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Fatma Al Bayitee, MDFamily Medicine Physician1932747391
- Manju Alex, MDNephrology Physician1063613719
- Elizabeth Alvarado, LCSWClinical Social Worker1073253704
- Ralph Argen, MDRheumatology Physician1710944590
- Josephine Arnone, NPFamily Nurse Practitioner1437878113
- Alyssa Attardo, PA-CPhysician Assistant1144156613
Verify Sandra A. Block in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 216425Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average sleep medicine (psychiatry & neurology) physician in 2024
172 Medicare Part D claims for 69 beneficiaries, against an average of 655 among the 377 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Doxepin Hcl28 claims
- Ramelteon18 claims
- Gabapentin15 claims
- Ropinirole Hcl14 claims
- Armodafinil13 claims
- Pramipexole Dihydrochloride13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $287.86
11 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 278 providers of this specialty with any payment received $5,572.43 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 7 group practices
- Buffalo Medical Group, P.C.Williamsville, NY
- Buffalo Synapse Support LLCEast Aurora, NY
- Evokes LLCWilliamsville, NY
- Longhorn Neurophysiology PAWilliamsville, NY
- Titan Neurophysiology PAWilliamsville, NY
- Wildcat Neurophysiology, PCWilliamsville, NY
- Yankee Neurophysiology PCWilliamsville, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sleep Medicine (Psychiatry & Neurology) Physician providers in New York
There are 21 sleep medicine (psychiatry & neurology) physician records in New York.
Other sleep medicine (psychiatry & neurology) physician records in New York
- Maha Ahmad, M.D.New York, NY1710193610
- Mohsin Ali, MDWatertown, NY1093912909
- Daniel Barone, M.D.New York, NY1043533102
- Rachael Benson, M.D.New York, NY1689094799
- Priyanka Chilakamarri, M.D.New York, NY1346697356
- David Kaminsky, M.D.Great Neck, NY1073669966
- Neil Kavey, M.DChappaqua, NY1497865760
- Edward Kaye, M.D.Rochester, NY1336559947
- Kamrul Khan, M.D.Utica, NY1750689451
- Ewa Koziorynska, M.D.New York, NY1710997614
Common questions
What is Sandra A. Block, M.D.'s NPI number?
Sandra A. Block, M.D.'s National Provider Identifier (NPI) is 1205806627, issued on Jan 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sandra A. Block, M.D. located?
The NPPES record lists a practice address at 325 Essjay RD, Williamsville, NY, 14221. Phone: (716) 630-1122. Providers update this record themselves, so call before visiting.
How can I verify Sandra A. Block, M.D.'s license?
NPPES lists New York license number 216425, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sandra A. Block, M.D. prescribe under Medicare Part D?
In 2024, Sandra A. Block, M.D. had 172 Medicare Part D claims for 69 beneficiaries; the average among sleep medicine (psychiatry & neurology) physician prescribers was 655. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.