William G. Ayoub Jr., PA-C
- Hospital affiliations
- 1
- Medical groups
- 6
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 2592 N Santiago Blvd, Orange, CA 92867
- Practice phone
- Call (855) 434-7763
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
J M Geiss DO APC
Orange, California
Find William Ayoub'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.
William G. Ayoub Jr. is a physician assistant in Orange, California
William Ayoub practices at J M Geiss DO APC in Orange, California.
William Ayoub's NPI, 1619774304, was assigned on February 28, 2025. William Ayoub holds California license PA66058.
- NPI
- 1619774304NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193241651
- NPI enumeration date
- February 28, 2025
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (855) 434-7763
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
William G. Ayoub Jr. practices at J M Geiss DO APC in Orange, California
William Ayoub's primary practice is J M Geiss DO APC, at 2592 N Santiago Blvd, Orange, CA 92867 in Orange County. The practice phone is (855) 434-7763.
- J M Geiss DO APC2592 N Santiago Blvd, Orange, CA 92867 · Orange CountyPhone(855) 434-7763
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
William G. Ayoub Jr. is affiliated with 7 sites of care and 6 medical groups
William Ayoub's primary practice is J M Geiss DO APC in Orange, California. William Ayoub is also affiliated with Orange County Global Medical Center. The medical group on file is Vituity. Dmand AI also links William Ayoub to 5 more medical groups, 4 group practices and clinics and 1 home health agency, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at William G. Ayoub Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Ayoub practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| J M Geiss DO APC | Available with a free account |
| +6 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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William G. Ayoub Jr. is one of 11,482 physician assistants in California
Physician assistant is William Ayoub's primary specialty in the NPI Registry, under taxonomy code 363A00000X. William Ayoub is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near William Ayoub
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
William G. Ayoub Jr.'s patients have a median age of 86
Across all payers, Dmand AI patient panel data puts William Ayoub's median patient age at 86, with 72% women.
William Ayoub's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 86
Patient panel by sex, all payers
- Women72%
- Men28%
Source: Dmand AI Patient Panel Data
How William G. Ayoub Jr. takes part in Medicare
William Ayoub 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 William G. Ayoub Jr.'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 William G. Ayoub Jr.
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is William G. Ayoub Jr.'s NPI number?
William G. Ayoub Jr.'s NPI number is 1619774304. It was assigned on February 28, 2025, and it is active in the NPI Registry.
What does William G. Ayoub Jr. specialize in?
William G. Ayoub Jr. is a physician assistant in Orange, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does William G. Ayoub Jr. practice?
William Ayoub practices at 2592 N Santiago Blvd, Orange, CA 92867. William Ayoub's primary practice is J M Geiss DO APC in Orange, California. Dmand AI also links William Ayoub to 5 medical groups, 4 group practices and clinics and 1 home health agency.
What is William G. Ayoub Jr.'s office phone number?
The practice phone on file for William Ayoub is (855) 434-7763.
What is William G. Ayoub Jr.'s medical license number?
William Ayoub holds California license PA66058.
Which hospitals is William G. Ayoub Jr. affiliated with?
William Ayoub is affiliated with Orange County Global Medical Center.
What medical group is William G. Ayoub Jr. part of?
William Ayoub is linked to Vituity. Dmand AI links William Ayoub to 5 more medical groups.
Does William G. Ayoub Jr. accept Medicare?
Yes. CMS lists William Ayoub as accepting Medicare assignment.
How long has William G. Ayoub Jr. been practicing?
William Ayoub graduated from medical school in 2024, 2 years ago.
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