Opal Willmon, PA
- Hospital affiliations
- 1
- Industry payments
- $93
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2011
- Practice address
- 6621 Fannin Street, Houston, TX 77030
- Practice phone
- Call (832) 824-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Opal Willmon'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.
Opal Willmon is a physician assistant in Houston, Texas
Opal Willmon practices at Texas Children's Hospital in Houston, Texas, part of Texas Children's Hospital.
Opal Willmon's NPI, 1891099578, was assigned on January 10, 2011. Opal Willmon holds Texas license PA06872.
- NPI
- 1891099578NPI Registry (opens in a new tab)
- NPI enumeration date
- January 10, 2011
- NPI status
- Active
- Practice phone
- (832) 824-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Opal Willmon practices at Texas Children's Hospital in Houston, Texas
Opal Willmon's primary practice is Texas Children's Hospital, at 6621 Fannin Street, Houston, TX 77030 in Harris County. The practice phone is (832) 824-1000.
- Texas Children's Hospital6621 Fannin Street, Houston, TX 77030 · Harris CountyPhone(832) 824-1000
Source: Dmand AI Affiliation Data
Opal Willmon is affiliated with 1 site of care and 1 medical group
Opal Willmon's primary practice is Texas Children's Hospital in Houston, Texas, part of Texas Children's Hospital. The medical group on file is Texas Children's Hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Opal Willmon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Opal Willmon practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Texas Children's Hospital | 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 Texas Children's Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Opal Willmon is one of 8,663 physician assistants in Texas
Physician assistant is Opal Willmon's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Opal Willmon is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Opal Willmon is licensed in Texas.
Specialties and state licenses
- Physician assistant, TexasPrimary
Physician assistants near Opal Willmon
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
Opal Willmon's patients have a median age of 10
Across all payers, Dmand AI patient panel data puts Opal Willmon's median patient age at 10, with 42% women.
Opal Willmon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 10
Patient panel by sex, all payers
- Women42%
- Men58%
Source: Dmand AI Patient Panel Data
Opal Willmon received $93 in industry payments in 2025
CMS Open Payments shows 1 general payment to Opal Willmon from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Ethicon Inc. paid the most, $93.
Companies that paid Opal Willmon the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Opal Willmon is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Opal Willmon'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 |
| Industry payments | Open Payments (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 Opal Willmon
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Opal Willmon's NPI number?
Opal Willmon's NPI number is 1891099578. It was assigned on January 10, 2011, and it is active in the NPI Registry.
What does Opal Willmon specialize in?
Opal Willmon is a physician assistant in Houston, Texas. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Opal Willmon practice?
Opal Willmon practices at 6621 Fannin Street, Houston, TX 77030. Opal Willmon's primary practice is Texas Children's Hospital in Houston, Texas, part of Texas Children's Hospital.
What is Opal Willmon's office phone number?
The practice phone on file for Opal Willmon is (832) 824-1000.
What is Opal Willmon's medical license number?
Opal Willmon holds Texas license PA06872.
Which hospitals is Opal Willmon affiliated with?
Opal Willmon practices at Texas Children's Hospital in Houston, Texas.
What medical group is Opal Willmon part of?
Opal Willmon is linked to Texas Children's Hospital.
Is Opal Willmon board certified?
Yes. Opal Willmon is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Has Opal Willmon received payments from drug or device companies?
CMS Open Payments shows $93 in general payments to Opal Willmon from 1 company from 2025 to 2025. The largest total came from Ethicon Inc.
How long has Opal Willmon been practicing?
Opal Willmon graduated from medical school in 2010, 16 years ago.
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