Doctor profile · Federal record

Dr. Sonja Gschossmann, RN

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · New York, NY

  • NPI 1689807950
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
525 E 68Th St, Box 124
New York, NY 100654870
(212) 746-2949
Mailing address
230 E 80Th St Apt 6A
New York, NY 100750574

Credentials & registration

NPPES · NUCC
NPI registered
September 2009 — 17 yrs on file
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
New York #574473-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689807950. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
39
Distinct HCPCS
2
Medicare allowed
$3,773
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 25 25 $98
00811 Anesthesia for other procedure on large bowel using an endoscope 14 14 $94

In context: peer comparison

Among 149 peers in this city , average services per provider: 25. This provider delivers 1.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Sonja Gschossmann's medical specialty?
Dr. Sonja Gschossmann practices Certified Registered Nurse Anesthetist in New York, NY.
Where does Dr. Sonja Gschossmann practice?
Dr. Sonja Gschossmann practices at 525 E 68Th St, New York, NY 100654870. Office phone: 2127462949.
What is Dr. Sonja Gschossmann's NPI?
Dr. Sonja Gschossmann's National Provider Identifier (NPI) is 1689807950, issued by NPPES.
Does Dr. Sonja Gschossmann accept Medicare assignment?
Yes. Dr. Sonja Gschossmann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sonja Gschossmann 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 other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.