JOHN GAMBOL M.D.
NPI 1255339826
Emergency Medicine - Undersea and Hyperbaric Medicine in Placentia, CA
About John Gambol M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN GAMBOL M.D. (NPI 1255339826) is an individual undersea and hyperbaric medicine provider in Placentia, California, licensed in California (G87090) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Miami, Lm Miller School Of Medicine (1993).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
John Gambol M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show John Gambol reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Palmdale, CA 93551
- Reassigned Medicare billing, California enrollment
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 9
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92870 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 15
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PLACENTIA, CA 92870
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Gambol's NPI number?
The NPI number for John Gambol is 1255339826. It was assigned to this individual provider in the NPPES registry on July 8, 2005.
Where is John Gambol located?
John Gambol practices at 1041 E Yorba Linda Blvd Ste 203, Placentia, CA 92870. The listed phone number is (818) 709-8161.
What is John Gambol's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Undersea and Hyperbaric Medicine, with taxonomy code 207PE0005X.
Is John Gambol enrolled in Medicare?
Yes. John Gambol is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for John Gambol's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Gambol reassigns Medicare benefits to Boxidara, Inc. (Palmdale, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Gambol's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for John Gambol was last updated on November 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# John Gambol, M.D. · NPI 1255339826
Undersea and Hyperbaric Medicine physician in Placentia, California. Individual provider, active in the CMS NPPES registry since July 8, 2005.
## Identity
- **NPI:** 1255339826 (Entity type: Individual)
- **Enumerated:** July 8, 2005
- **Primary specialty:** Emergency Medicine - Undersea and Hyperbaric Medicine · taxonomy 207PE0005X
- **State license:** G87090 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1041 E YORBA LINDA BLVD STE 203, Placentia, CA 92870-3762
- **Phone:** (818) 709-8161 · **Fax:** (818) 709-8160
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Boxidara, Inc. (NPI 1811289317, Palmdale, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Miami, Lm Miller School Of Medicine, class of 1993
## Record status
- **NPPES last updated:** November 4, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1255339826) · Data from the CMS NPPES public registry.