John Gurskis, M.D.
NPI 1417010182 · Specialist · Fountain Valley, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Gurskis, M.D. is a Specialist provider in Fountain Valley, CA (NPI 1417010182).
Provider details
- NPI number
- 1417010182
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G050055 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,132 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,616 | $129 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 308 | $114 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 139 | $166 |
| Aspiration and Injection of Cyst of Bone20615 | 25 | $262 |
| Injection of Substance Into Lower Spine Canal Using Imaging Guidance62323 | 24 | $271 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 304 | 89 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 158 | 41 |
| Oxycodone Hcl | 145 | 34 |
| Gabapentin | 127 | 27 |
| Tizanidine Hcl | 83 | 18 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 68 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$99 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Gurskis's NPI number?
- John Gurskis's National Provider Identifier (NPI) is 1417010182, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Gurskis's specialty?
- John Gurskis is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is John Gurskis located?
- John Gurskis's practice location on file with NPPES is 10840 Warner Ave, Fountain Valley, CA 92708-3847.
- What is John Gurskis's phone number?
- The practice phone number listed in the NPPES registry for John Gurskis is (714) 962-3661.
- Does John Gurskis accept Medicare?
- John Gurskis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Gurskis's NPI active?
- Yes — John Gurskis's NPI (1417010182) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.