Barry Jon Massirio, PA-C
- Part D claims, 2024
- 36
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 4580 California Ave, Bakersfield, CA 93309
- Practice phone
- Call (661) 327-4411
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Centric Health - Bakersfield (California Ave)
NP / PA-led clinic · Bakersfield, California
Find Barry Massirio's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Barry Jon Massirio is a physician assistant in Bakersfield, California
Barry Massirio practices at Centric Health - Bakersfield (California Ave) in Bakersfield, California.
Barry Massirio's NPI, 1922000355, was assigned on August 15, 2005. Barry Massirio holds California license PA12341.
- NPI
- 1922000355NPI Registry (opens in a new tab)
- NPI enumeration date
- August 15, 2005
- NPI status
- Active
- Practice phone
- (661) 327-4411
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Barry Jon Massirio practices at 2 locations in Bakersfield, California
Barry Massirio's primary practice is Centric Health - Bakersfield (California Ave), at 4580 California Ave, Bakersfield, CA 93309. The practice phone is (661) 327-4411. The NPI Registry lists Barry Massirio's practice address as 2615 Chester Ave, Bakersfield, CA 93301.
- Centric Health - Bakersfield (California Ave)Primary4580 California Ave, Bakersfield, CA 93309Phone(661) 327-4411
- NPI Registry address2615 Chester Ave, Bakersfield, CA 93301 · Kern CountyPhone(661) 327-4411
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Barry Jon Massirio is affiliated with 1 site of care and 1 medical group
Barry Massirio's primary practice is Centric Health - Bakersfield (California Ave) in Bakersfield, California. The medical group on file is Centric Health.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Barry Jon Massirio's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Barry Massirio practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Centric Health - Bakersfield (California Ave) | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Barry Jon Massirio is one of 11,482 physician assistants in California
Physician assistant is Barry Massirio's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Barry Massirio is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Barry Massirio is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Clinical focus
Dmand AI lists gastroenteritis among the conditions Barry Massirio treats.
Physician assistants near Barry Massirio
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Barry Jon Massirio's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Barry Massirio's median patient age at 68, with 50% women.
Barry Massirio's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Barry Jon Massirio wrote 36 Medicare Part D claims in 2024
In 2024, Barry Massirio wrote 36 Medicare Part D claims for 18 patients. 92% of them were for generic drugs.
Barry Massirio's Part D claims by kind of drug, 2024
- Generic33 claims92%
- Brand-name and other3 claims8%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Barry Jon Massirio is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Barry Jon Massirio's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Barry Jon Massirio
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Barry Jon Massirio's NPI number?
Barry Jon Massirio's NPI number is 1922000355. It was assigned on August 15, 2005, and it is active in the NPI Registry.
What does Barry Jon Massirio specialize in?
Barry Jon Massirio is a physician assistant in Bakersfield, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Barry Jon Massirio practice?
Barry Massirio practices at 4580 California Ave, Bakersfield, CA 93309. Barry Massirio also practices at 2615 Chester Ave, Bakersfield, CA 93301. Barry Massirio's primary practice is Centric Health - Bakersfield (California Ave) in Bakersfield, California.
What is Barry Jon Massirio's office phone number?
The practice phone on file for Barry Massirio is (661) 327-4411.
What is Barry Jon Massirio's medical license number?
Barry Massirio holds California license PA12341.
What medical group is Barry Jon Massirio part of?
Barry Massirio is linked to Centric Health.
Is Barry Jon Massirio board certified?
Yes. Barry Massirio is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
How long has Barry Jon Massirio been practicing?
Barry Massirio graduated from medical school in 1988, 38 years ago.
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