Doctor profile · Federal record

Dr. John Gambin, MD

Neurology Physician · Sleep Medicine (Psychiatry & Neurology) Physician · Eureka, CA

  • NPI 1588622955
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2828 Oneil Ln
Eureka, CA 955034870
(707) 443-9385
fax (707) 443-0258

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
February 23, 2010
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
California #A24766
Medicaid
CA #00A247660

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588622955. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
369
Distinct HCPCS
6
Medicare allowed
$47,534
HCPCS Description Services Patients Avg allowed
95810 Sleep study in sleep lab (6 years or older) 119 117 $119
99214 Established patient office or other outpatient visit, 30-39 minutes 104 41 $131
95811 Sleep study in sleep lab with continuous airway pressure (6 years or older) 71 66 $123
99205 New patient office or other outpatient visit, 60-74 minutes 29 29 $223
95806 Sleep study including heart rate, breathing, airflow, and effort 27 27 $44
99215 Established patient office or other outpatient visit, 40-54 minutes 19 12 $182

In context: peer comparison

Among 3 peers in Eureka Neurology Physician, average services per provider: 200. This provider delivers 1.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
0
Total drug cost
$186
Drug Type Claims Patients Total cost
Gabapentin Generic 13 0 $186

Frequently asked questions

Auto-generated from federal data
What is Dr. John Gambin's medical specialty?
Dr. John Gambin practices Neurology Physician in Eureka, CA.
Where does Dr. John Gambin practice?
Dr. John Gambin practices at 2828 Oneil Ln, Eureka, CA 955034870. Office phone: 7074439385.
What is Dr. John Gambin's NPI?
Dr. John Gambin's National Provider Identifier (NPI) is 1588622955, issued by NPPES.
What procedures does Dr. John Gambin commonly perform?
Top Medicare-reported procedures in 2023: Sleep study in sleep lab (6 years or older) (HCPCS 95810); Established patient office or other outpatient visit (HCPCS 99214); Sleep study in sleep lab with continuous airway pressure (6 years or older) (HCPCS 95811). Source: CMS Medicare Physician & Other Practitioners file.