Doctor profile · Federal record

Dr. Tonya Previglian, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · West Seneca, NY

  • NPI 1659443059
  • Accepts Medicare
  • 29 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
4185 Seneca St, Suite 11
West Seneca, NY 142243565
(716) 674-8189
fax (716) 712-0469
Additional location
3095 Harlem RD
Cheektowaga, NY 142252500
(716) 896-3815
fax (716) 896-3015
Additional location
3921 Sheridan Dr
Amherst, NY 142261747
(716) 250-6520
fax (716) 850-6565
Mailing address
4511 Harlem RD Rm 3
Amherst, NY 142263822

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 21, 2022
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
New York #412948-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659443059. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
54
Distinct HCPCS
3
Medicare allowed
$3,307
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 21 21 $70
00812 Anesthesia for exam of colon using an endoscope 20 20 $51
00811 Anesthesia for other procedure on large bowel using an endoscope 13 13 $63

In context: peer comparison

Among 3 peers in West Seneca Certified Registered Nurse Anesthetist, average services per provider: 36. This provider delivers 1.5× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tonya Previglian's medical specialty?
Dr. Tonya Previglian practices Certified Registered Nurse Anesthetist in West Seneca, NY.
Where does Dr. Tonya Previglian practice?
Dr. Tonya Previglian practices at 4185 Seneca St, West Seneca, NY 142243565. Office phone: 7166748189.
What is Dr. Tonya Previglian's NPI?
Dr. Tonya Previglian's National Provider Identifier (NPI) is 1659443059, issued by NPPES.
Does Dr. Tonya Previglian accept Medicare assignment?
Yes. Dr. Tonya Previglian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tonya Previglian commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.