Matthew Day, PA
- MIPS score, 2024
- 97
- Hospital affiliations
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2009
- Practice address
- 751 Medical Center Court, Chula Vista, CA 91911
- Practice phone
- Call (619) 502-5800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Matthew Day'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.
Matthew Day is a physician assistant in Chula Vista, California
Matthew Day practices at Sharp Chula Vista Medical Center in Chula Vista, California, part of Sharp HealthCare.
Matthew Day's NPI, 1972839751, was assigned on October 28, 2009. Matthew Day holds California license PA63193.
- NPI
- 1972839751NPI Registry (opens in a new tab)
- NPI enumeration date
- October 28, 2009
- NPI status
- Active
- Practice phone
- (619) 502-5800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Matthew Day practices at Sharp Chula Vista Medical Center in Chula Vista, California
Matthew Day's primary practice is Sharp Chula Vista Medical Center, at 751 Medical Center Court, Chula Vista, CA 91911 in San Diego County. The practice phone is (619) 502-5800.
- Sharp Chula Vista Medical Center751 Medical Center Court, Chula Vista, CA 91911 · San Diego CountyPhone(619) 502-5800
Source: Dmand AI Affiliation Data
Matthew Day is affiliated with 2 sites of care and 1 medical group
Matthew Day's primary practice is Sharp Chula Vista Medical Center in Chula Vista, California, part of Sharp HealthCare. Matthew Day is also affiliated with Banner Del E Webb Medical Center. The medical group on file is Vituity.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Matthew Day's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Matthew Day practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sharp Chula Vista Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Sharp HealthCare and 6.2K+ hospitals, with verified contacts in the same login.
Matthew Day is one of 11,482 physician assistants in California
Physician assistant is Matthew Day's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Matthew Day is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Matthew Day
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
Matthew Day's patients have a median age of 32
Across all payers, Dmand AI patient panel data puts Matthew Day's median patient age at 32, with 58% women.
Matthew Day'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
- Women58%
- Men42%
Source: Dmand AI Patient Panel Data
Matthew Day scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Matthew Day for performance year 2024, reported as part of a group.
Matthew Day's MIPS scores, performance year 2024
- 97of 100Final score
- 90of 100Quality
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
Sources for Matthew Day'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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 Matthew Day
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Matthew Day's NPI number?
Matthew Day's NPI number is 1972839751. It was assigned on October 28, 2009, and it is active in the NPI Registry.
What does Matthew Day specialize in?
Matthew Day is a physician assistant in Chula Vista, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Matthew Day practice?
Matthew Day practices at 751 Medical Center Court, Chula Vista, CA 91911. Matthew Day's primary practice is Sharp Chula Vista Medical Center in Chula Vista, California, part of Sharp HealthCare.
What is Matthew Day's office phone number?
The practice phone on file for Matthew Day is (619) 502-5800.
What is Matthew Day's medical license number?
Matthew Day holds California license PA63193.
Which hospitals is Matthew Day affiliated with?
Matthew Day practices at Sharp Chula Vista Medical Center in Chula Vista, California. Matthew Day is also affiliated with Banner Del E Webb Medical Center.
What medical group is Matthew Day part of?
Matthew Day is linked to Vituity.
What is Matthew Day's MIPS score?
Matthew Day's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
How long has Matthew Day been practicing?
Matthew Day's NPI was assigned in 2009.
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