What is Aaron Gill's NPI number?

Aaron Gill's National Provider Identifier (NPI) is 1639380066, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Aaron Gill's specialty?

Aaron Gill is listed in the NPPES registry with a primary specialty of Athletic Trainer (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).

Where is Aaron Gill located?

Aaron Gill's practice location on file with NPPES is 1500 Ralston Ave, Belmont, CA 94002.

What is Aaron Gill's phone number?

The practice phone number listed in the NPPES registry for Aaron Gill is (650) 508-3437.

Is Aaron Gill's NPI active?

Yes — Aaron Gill's NPI (1639380066) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Aaron Gill, ATC

NPI 1639380066 · Athletic Trainer · Belmont, CA

Aaron Gill, ATC is a Athletic Trainer provider in Belmont, CA (NPI 1639380066).

Provider details

NPI number: 1639380066
Entity type: Individual
Primary specialty: Athletic TrainerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Credential: ATC
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Athletic TrainerPrimary2255A2300X
Respiratory, Developmental, Rehabilitative and Restorative Service Providers

Profile Score

Detailed profile(83/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

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 methodology.

Practice location

1500 Ralston Ave

Dept. of Athletics

Belmont, CA 94002

Phone: (650) 508-3437

Fax: (650) 508-3691

Street-level locationGet directions

More CA providers

Mailing address

15 Mulberry Ct Apt 7

Belmont, CA 94002-3334

Enumerated: 2007-05-25
Last updated: 2007-07-08

Frequently asked questions

What is Aaron Gill's NPI number?: Aaron Gill's National Provider Identifier (NPI) is 1639380066, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Aaron Gill's specialty?: Aaron Gill is listed in the NPPES registry with a primary specialty of Athletic Trainer (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
Where is Aaron Gill located?: Aaron Gill's practice location on file with NPPES is 1500 Ralston Ave, Belmont, CA 94002.
What is Aaron Gill's phone number?: The practice phone number listed in the NPPES registry for Aaron Gill is (650) 508-3437.
Is Aaron Gill's NPI active?: Yes — Aaron Gill's NPI (1639380066) 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.