Doctor profile · Federal record

Dr. John Masek, CRNA

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

  • NPI 1740206705
  • Accepts Medicare
  • MIPS 86.8 / 100 · 2023
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
800 Spruce Street
Philadelphia, PA 191076130
(215) 829-5664
Mailing address
408 Denford Way
Downingtown, PA 193353140

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 9, 2007
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Pennsylvania #310215L

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740206705. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
77
Distinct HCPCS
5
Medicare allowed
$7,331
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 21 21 $59
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 17 17 $82
00811 Anesthesia for other procedure on large bowel using an endoscope 17 17 $73
00560 Anesthesia for procedure on heart and large blood vessels 11 11 $267
36620 Insertion of artery tube for blood sampling or infusion through skin 11 11 $46

In context: peer comparison

Among 200 peers in this city , average services per provider: 28. This provider delivers 2.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$31
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 1 $31.46

By nature of payment

Food and Beverage
$31

Frequently asked questions

Auto-generated from federal data
What is Dr. John Masek's medical specialty?
Dr. John Masek practices Certified Registered Nurse Anesthetist in Philadelphia, PA.
Where does Dr. John Masek practice?
Dr. John Masek practices at 800 Spruce Street, Philadelphia, PA 191076130. Office phone: 2158295664.
What is Dr. John Masek's NPI?
Dr. John Masek's National Provider Identifier (NPI) is 1740206705, issued by NPPES.
Does Dr. John Masek accept Medicare assignment?
Yes. Dr. John Masek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Masek commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); 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.