What is Brandon Gullen's NPI number?

Brandon Gullen's National Provider Identifier (NPI) is 1881347870, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Brandon Gullen's specialty?

Brandon Gullen is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Brandon Gullen located?

Brandon Gullen's practice location on file with NPPES is 1200 Concord Ave Ste 185, Concord, CA 94520-5006.

What is Brandon Gullen's phone number?

The practice phone number listed in the NPPES registry for Brandon Gullen is (877) 910-6538.

Is Brandon Gullen's NPI active?

Yes — Brandon Gullen's NPI (1881347870) is active in the NPPES registry as of the last update on 2026-04-09.

IndividualActive

Brandon Gullen

NPI 1881347870 · Behavior Technician · Concord, CA

Brandon Gullen is a Behavior Technician provider in Concord, CA (NPI 1881347870).

Provider details

NPI number: 1881347870
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(64/100 index)

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

Registry tenure38% of score
4 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
20 documented practice locations

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

1200 Concord Ave Ste 185

Concord, CA 94520-5006

Phone: (877) 910-6538

Fax: (510) 373-1738

Street-level locationGet directions

More CA providers

Mailing address

1200 Concord Ave Ste 185

Concord, CA 94520-5006

Additional practice locations (19)

2705 S Alma School Rd Ste 2
Chandler, AZ 85286-4400
Phone: (866) 273-2451
Fax: (866) 608-5560
809 W. Riordan Rd. Ste 100, Pmb 1113
Flagstaff, AZ 86001-0810
Phone: (866) 273-2451
Fax: (866) 608-5560
186 E Sheldon St # 1119
Prescott, AZ 86301-3114
Phone: (866) 273-2451
Fax: (866) 608-5560
21168 E Ocotillo Rd # 1078
Queen Creek, AZ 85142-8175
Phone: (866) 273-2451
Fax: (866) 608-5560
2350 W Highway 89a # 1047
Sedona, AZ 86336-5344
Phone: (866) 273-2451
Fax: (866) 608-5560
2900 E. Broadway Blvd. Ste 100 #1206
Tuscon, AZ 85716-5344
Phone: (866) 273-2451
Fax: (866) 608-5560
1408 8th St
Alamogordo, NM 88310-5115
Phone: (866) 273-2451
Fax: (866) 608-5560

Enumerated: 2022-01-31
Last updated: 2026-04-09
Certified: 2026-04-09

Frequently asked questions

What is Brandon Gullen's NPI number?: Brandon Gullen's National Provider Identifier (NPI) is 1881347870, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Brandon Gullen's specialty?: Brandon Gullen is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
Where is Brandon Gullen located?: Brandon Gullen's practice location on file with NPPES is 1200 Concord Ave Ste 185, Concord, CA 94520-5006.
What is Brandon Gullen's phone number?: The practice phone number listed in the NPPES registry for Brandon Gullen is (877) 910-6538.
Is Brandon Gullen's NPI active?: Yes — Brandon Gullen's NPI (1881347870) is active in the NPPES registry as of the last update on 2026-04-09.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.