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Robert Tristan

  • Fontana, CA
  • Marriage and family therapist
NPI1225697964PAC ID6507300340
Hospital affiliations
1
Medical group
1
State license
1
Year NPI issued
2019
Practice address
9961 Sierra Ave, Fontana, CA 92335
Practice phone
Call (909) 427-5000
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Fontana Medical Center

Hospital · Fontana, California

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Robert Tristan is a marriage and family therapist in Fontana, California

Robert Tristan practices at Fontana Medical Center in Fontana, California, part of Kaiser Permanente.

Robert Tristan's NPI, 1225697964, was assigned on June 6, 2019. Robert Tristan holds California license 110607.

NPI and contact details
NPI
1225697964NPI Registry (opens in a new tab)
Medicare PAC ID
6507300340
NPI enumeration date
June 6, 2019
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(909) 427-5000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Robert Tristan practices at Fontana Medical Center in Fontana, California

Robert Tristan's primary practice is Fontana Medical Center, at 9961 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-5000.

Source: Dmand AI Affiliation Data

Robert Tristan is affiliated with 1 site of care and 1 medical group

Robert Tristan's primary practice is Fontana Medical Center in Fontana, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group.

Southern California Permanente Medical GroupPrimary care group, Pasaden, CA

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Robert Tristan's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Robert Tristan practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Fontana Medical CenterAvailable with a free account

Source: Dmand AI Technology Install Data

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Robert Tristan is one of 13,197 marriages and family therapists in California

Marriage and family therapist is Robert Tristan's primary specialty in the NPI Registry, under taxonomy code 106H00000X. Robert Tristan is licensed in California.

Specialties and state licenses

  • Marriage and family therapist, CaliforniaPrimaryLicense 110607 · taxonomy 106H00000X

Marriages and family therapists near Robert Tristan

Counts of marriages and family therapists with a Dmand AI profile, by place and practice. Each opens the list.

13,197marriages and family therapists in California125marriages and family therapists in Fontana38marriages and family therapists at Fontana Medical Center

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Robert Tristan's patients have a median age of 32

Across all payers, Dmand AI patient panel data puts Robert Tristan's median patient age at 32, with 54% women.

Robert Tristan's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 32

Patient panel by sex, all payers

  • Women54%
  • Men46%

Source: Dmand AI Patient Panel Data

How Robert Tristan takes part in Medicare

Robert Tristan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

Sources for Robert Tristan's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Robert Tristan

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Robert Tristan's NPI number?

Robert Tristan's NPI number is 1225697964. It was assigned on June 6, 2019, and it is active in the NPI Registry.

What does Robert Tristan specialize in?

Robert Tristan is a marriage and family therapist in Fontana, California. The primary specialty in the NPI Registry is Marriage & Family Therapist (taxonomy code 106H00000X).

Where does Robert Tristan practice?

Robert Tristan practices at 9961 Sierra Ave, Fontana, CA 92335. Robert Tristan's primary practice is Fontana Medical Center in Fontana, California, part of Kaiser Permanente.

What is Robert Tristan's office phone number?

The practice phone on file for Robert Tristan is (909) 427-5000.

What is Robert Tristan's medical license number?

Robert Tristan holds California license 110607.

Which hospitals is Robert Tristan affiliated with?

Robert Tristan practices at Fontana Medical Center in Fontana, California.

What medical group is Robert Tristan part of?

Robert Tristan is linked to Southern California Permanente Medical Group.

Does Robert Tristan accept Medicare?

Yes. CMS lists Robert Tristan as accepting Medicare assignment.

How long has Robert Tristan been practicing?

Robert Tristan's NPI was assigned in 2019.

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