Jayson Geronimo Santiago
- Medicare patients, 2024
- 11
- Hospital affiliations
- 1
- Industry payments
- $1,559
- Medical groups
- 6
- State license
- 1
- Practice address
- 350 Hawthorne Avenue, Oakland, CA 94609
- Practice phone
- Call (510) 655-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Jayson Santiago'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.
Jayson Geronimo Santiago is an acute care nurse practitioner in Oakland, California
Jayson Santiago practices at Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health.
Jayson Santiago's NPI, 1982248761, was assigned on November 4, 2019. Jayson Santiago holds California license 95012332.
- NPI
- 1982248761NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002243557
- NPI enumeration date
- November 4, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 655-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Jayson Geronimo Santiago practices at Alta Bates Summit Medical Center in Oakland, California
Jayson Santiago's primary practice is Alta Bates Summit Medical Center, at 350 Hawthorne Avenue, Oakland, CA 94609 in Alameda County. The practice phone is (510) 655-4000.
- Alta Bates Summit Medical Center350 Hawthorne Avenue, Oakland, CA 94609 · Alameda CountyPhone(510) 655-4000
Source: Dmand AI Affiliation Data
Jayson Geronimo Santiago is affiliated with 2 sites of care and 6 medical groups
Jayson Santiago's primary practice is Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health. The medical group on file is UCSF Medical Group. Dmand AI also links Jayson Santiago to 5 more medical groups and 1 ambulatory surgery center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Jayson Geronimo Santiago's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jayson Santiago practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alta Bates Summit Medical Center | Available with a free account |
| +1 more site and 5 medical groups | 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 Sutter Health and 6.2K+ hospitals, with verified contacts in the same login.
Jayson Geronimo Santiago is one of 1,440 acute care nurse practitioners in California
Acute care is Jayson Santiago's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Jayson Santiago is licensed in California.
Specialties and state licenses
- Acute care nurse practitioner, CaliforniaPrimary
Acute care nurse practitioners near Jayson Santiago
Counts of acute care nurse practitioners 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
Jayson Geronimo Santiago treated 11 Medicare patients in 2024, average age 77
CMS counts 11 Medicare patients who saw Jayson Santiago in 2024. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Jayson Santiago's median patient age at 49, with 75% women.
Jayson Santiago's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women75%
- Men25%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Jayson Geronimo Santiago takes part in Medicare
Jayson Santiago 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)
Jayson Geronimo Santiago received $1,559 in industry payments in 2025
CMS Open Payments shows 19 general payments to Jayson Santiago from 4 drug and device companies in 2025. Travel and lodging make up the largest share, 66% of the total. Cardinal Health Inc paid the most, $1,420.
General payments to Jayson Santiago by kind, 2025 to 2025
- Travel and lodging$1,02966%
- Food and beverage$53034%
Companies that paid Jayson Santiago the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Jayson Geronimo Santiago'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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 Jayson Geronimo Santiago
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jayson Geronimo Santiago's NPI number?
Jayson Geronimo Santiago's NPI number is 1982248761. It was assigned on November 4, 2019, and it is active in the NPI Registry.
What does Jayson Geronimo Santiago specialize in?
Jayson Geronimo Santiago is an acute care nurse practitioner in Oakland, California. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Jayson Geronimo Santiago practice?
Jayson Santiago practices at 350 Hawthorne Avenue, Oakland, CA 94609. Jayson Santiago's primary practice is Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health. Dmand AI also links Jayson Santiago to 5 medical groups and 1 ambulatory surgery center.
What is Jayson Geronimo Santiago's office phone number?
The practice phone on file for Jayson Santiago is (510) 655-4000.
What is Jayson Geronimo Santiago's medical license number?
Jayson Santiago holds California license 95012332.
Which hospitals is Jayson Geronimo Santiago affiliated with?
Jayson Santiago practices at Alta Bates Summit Medical Center in Oakland, California.
What medical group is Jayson Geronimo Santiago part of?
Jayson Santiago is linked to UCSF Medical Group. Dmand AI links Jayson Santiago to 5 more medical groups.
Does Jayson Geronimo Santiago accept Medicare?
Yes. CMS lists Jayson Santiago as accepting Medicare assignment.
How many Medicare patients does Jayson Geronimo Santiago see?
CMS counts 11 Medicare patients who saw Jayson Santiago in 2024, with an average age of 77.
Has Jayson Geronimo Santiago received payments from drug or device companies?
CMS Open Payments shows $1,559 in general payments to Jayson Santiago from 4 companies from 2025 to 2025. The largest total came from Cardinal Health Inc.
How long has Jayson Geronimo Santiago been practicing?
Jayson Santiago graduated from medical school in 2019, 7 years ago.
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