Doctor profile · Federal record

Dr. William Quoos, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Specialist · Ephrata, PA

  • NPI 1609810134
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 8 locations across 1 states.

NPPES Updated May 11, 2026
Primary practice
169 Martin Ave
Ephrata, PA 175221734
(717) 733-0311
Mailing address
601 Memory Ln
York, PA 174022231
Pennsylvania — 7 locations
Additional location
112 N 7Th St
Chambersburg, PA 172011720
(717) 267-7164
Additional location
12 St Paul Dr Ste 100
Chambersburg, PA 172011035
(717) 217-6072
Additional location
1500 Highlands Dr
Lititz, PA 175437694
(717) 782-3282
fax (717) 231-8964
Additional location
35 Erick RD
Lancaster, PA 176013111
(717) 690-0811
Additional location
4150 Barrett Blvd
Ephrata, PA 175228979
(717) 859-5160
Additional location
501 E Main St
Waynesboro, PA 172682353
(717) 765-3425
Additional location
835 5Th Ave
Chambersburg, PA 172014220
(717) 217-4312

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
April 16, 2025
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Pennsylvania #RN297449L

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609810134. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
29
Distinct HCPCS
2
Medicare allowed
$1,576
HCPCS Description Services Patients Avg allowed
00812 Anesthesia for exam of colon using an endoscope 17 17 $49
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 12 12 $62

In context: peer comparison

Among 6 peers in Ephrata Certified Registered Nurse Anesthetist, average services per provider: 21. This provider delivers 1.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Quoos's medical specialty?
Dr. William Quoos practices Certified Registered Nurse Anesthetist in Ephrata, PA.
Where does Dr. William Quoos practice?
Dr. William Quoos practices at 169 Martin Ave, Ephrata, PA 175221734. Office phone: 7177330311.
What is Dr. William Quoos's NPI?
Dr. William Quoos's National Provider Identifier (NPI) is 1609810134, issued by NPPES.
Does Dr. William Quoos accept Medicare assignment?
Yes. Dr. William Quoos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Quoos commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.