Physician Profile
Unclaimed ProfileAbout BLOCK
Sandra A. Block, M.D. is a healthcare provider in Williamsville, NY specialising in sleep medicine. Sandra trained at State University of New York at Buffalo School of Medicine, graduating in 1997. Sandra is also listed as specialising in neurology and sleep medicine (neurology).
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Block specialise in?
Dr. Block is a sleep medicine in Williamsville, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “SLEEP MEDICINE”.
NPI registry
Where is Dr. Block located?
Dr. Block is listed at 325 ESSJAY RD SUITE 210, Williamsville, NY 14221. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Block's phone number?
The number on file is (716) 630-1122. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Block?
Dr. Block's National Provider Identifier is 1205806627. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Block go to medical school?
Dr. Block attended State University of New York at Buffalo School of Medicine, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Block have?
Dr. Block has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Block do most often?
According to Medicare billing data, Dr. Block provides treatments such as placement of skin electrodes and measurement of stimulated sites on arms and legs and measurement of brain wave activity outside the brain during surgery, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Block's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Block. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (716) 630-1122
- Email not available
Practice Locations
325 ESSJAY RD SUITE 210
Williamsville, NY 14221
Procedures Most Often Billed to Medicare
1,351 services · 1,033 patients · 18 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Placement of skin electrodes and measurement of stimulated sites on arms and legs | Treatment | 95938 |
271 |
| Measurement of brain wave activity (eeg) outside the brain during surgery | Treatment | 95955 |
150 |
| Placement of skin electrodes and measurement of central motor stimulation in arms and legs | Treatment | 95939 |
149 |
| Needle measurement of electrical activity in arm, leg, trunk or head muscles, limited study | Treatment | 95870 |
90 |
| Needle measurement of electrical activity in arm or leg muscles, 2 extremities | Treatment | 95861 |
81 |
| Sleep study including heart rate, breathing, airflow, and effort | Treatment | 95806 |
77 |
| Needle measurement of electrical activity in arm or leg muscles, complete study | Treatment | 95886 |
73 |
| Needle measurement of electrical activity in arm or leg muscles, limited study | Treatment | 95885 |
34 |
| Sleep study in sleep lab with continuous airway pressure (6 years or older) | Treatment | 95811 |
24 |
| Measurement of brain wave activity (eeg), awake and drowsy | Treatment | 95816 |
23 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at State University of New York at Buffalo School of Medicine 7
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1997 at State University of New York at Buffalo School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Placement of skin electrodes and measurement of stimulated sites on arms and legs 8
Providers in NY who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.