William G. Ayoub Jr., PA-C

  • Orange, CA
  • Physician assistant
NPI1619774304PAC ID5193241651
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
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Social profiles

Primary practice

J M Geiss DO APC

Orange, California

See all 13 affiliations

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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 and contact details
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
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Mobile number
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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 APC
    2592 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.

See all 13 affiliations for William Ayoub

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.

EHR by site
SiteEHR vendor and product
J M Geiss DO APCAvailable with a free account
+6 more sites and 5 medical groupsAvailable 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, CaliforniaPrimaryLicense PA66058 · taxonomy 363A00000X

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

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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 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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