Doctor profile · Federal record

Dr. John Gurskis, M.D.

Specialist (CMS: Anesthesiology) · Fountain Valley, CA

  • NPI 1417010182
  • Accepts Medicare
  • MIPS 0.0 / 100 · 2023
  • 44 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10840 Warner Ave, Suite 109
Fountain Valley, CA 927083847
(714) 962-3661
Mailing address
9949 Sage Cir
Fountain Valley, CA 927082327

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
California #G050055

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417010182. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,237
Distinct HCPCS
6
Medicare allowed
$320,857
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,585 191 $139
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 398 153 $125
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 185 169 $182
62323 Injection of substance into lower spine canal using imaging guidance 28 20 $295
99204 New patient office or other outpatient visit, 45-59 minutes 24 24 $180
20615 Aspiration and injection of cyst of bone 17 13 $285

In context: peer comparison

Among 8 peers in this city , average services per provider: 359. This provider delivers 6.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$99
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Collegium Pharmaceutical, Inc. 2 $48.37
Averitas Pharma Inc. 1 $34.97
SCILEX PHARMACEUTICALS INC. 1 $15.86

By nature of payment

Food and Beverage
$99

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,296
Patients
323
Total drug cost
$34,937
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 381 118 $9,085
Oxycodone Hcl Generic 152 46 $4,777
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 145 46 $4,749
Gabapentin Generic 115 26 $1,789
Tizanidine Hcl Generic 92 21 $1,208
Duloxetine Hcl Generic 82 22 $3,251
Morphine Sulfate Er (Morphine Sulfate) Brand 74 24 $1,762
Tramadol Hcl Generic 65 20 $586
Hydromorphone Hcl Generic 42 0 $1,556
Pregabalin Generic 33 0 $1,760

Frequently asked questions

Auto-generated from federal data
What is Dr. John Gurskis's medical specialty?
Dr. John Gurskis practices Specialist in Fountain Valley, CA.
Where does Dr. John Gurskis practice?
Dr. John Gurskis practices at 10840 Warner Ave, Fountain Valley, CA 927083847. Office phone: 7149623661.
What is Dr. John Gurskis's NPI?
Dr. John Gurskis's National Provider Identifier (NPI) is 1417010182, issued by NPPES.
Does Dr. John Gurskis accept Medicare assignment?
Yes. Dr. John Gurskis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Gurskis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.