Zachary Scott O'Neal, PA-C
- Medicare services, 2024
- 943
- Medicare patients, 2024
- 314
- Part D claims, 2024
- 611
- MIPS score, 2024
- 83
- Hospital affiliations
- 1
- Practice address
- 4251 Sunset Dr, San Angelo, TX 76904
- Practice phone
- Call (325) 658-1511
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Shannon Access Clinic
San Angelo, Texas
Find Zachary O'Neal'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.
Zachary Scott O'Neal is a physician assistant in San Angelo, Texas
Zachary O'Neal practices at Shannon Access Clinic in San Angelo, Texas.
Zachary O'Neal's NPI, 1801052949, was assigned on July 29, 2008. Zachary O'Neal holds Texas license PA05840.
- NPI
- 1801052949NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8921161498
- NPI enumeration date
- July 29, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (325) 658-1511
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Zachary Scott O'Neal practices at Shannon Access Clinic in San Angelo, Texas
Zachary O'Neal's primary practice is Shannon Access Clinic, at 4251 Sunset Dr, San Angelo, TX 76904 in Tom Green County. The practice phone is (325) 658-1511.
- Shannon Access Clinic4251 Sunset Dr, San Angelo, TX 76904 · Tom Green CountyPhone(325) 658-1511
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Zachary Scott O'Neal is affiliated with 3 sites of care and 1 medical group
Zachary O'Neal's primary practice is Shannon Access Clinic in San Angelo, Texas. Zachary O'Neal is also affiliated with Shannon Medical Center. The medical group on file is Shannon Clinic. Dmand AI also links Zachary O'Neal to 1 more group practice or clinic, 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 Zachary Scott O'Neal's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Zachary O'Neal practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Shannon Access Clinic | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Zachary Scott O'Neal is one of 8,663 physician assistants in Texas
Physician assistant is Zachary O'Neal's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Zachary O'Neal is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Zachary O'Neal is licensed in Texas.
Specialties and state licenses
- Physician assistant, TexasPrimary
Clinical focus
Dmand AI lists acute sinusitis, acute skin infection, ankle or foot injury, arthritis, broken or dislocated ankle/ or foot, bronchitis, chest wall injury and chronic obstructive pulmonary disease (COPD) among the conditions Zachary O'Neal treats.
Physician assistants near Zachary O'Neal
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
Zachary Scott O'Neal billed Medicare for 943 services in 2024
CMS data shows 943 Medicare services from Zachary O'Neal across 12 procedure codes in 2024, for 314 Medicare patients. Medicare paid $26,547 for them. Every service was in an office.
Zachary O'Neal's Medicare services by type, 2024
- Office and hospital visits339
- Drugs given in the office284
- Lab and pathology188
- Tests and treatments102
- Surgery18
- Other services12
Zachary O'Neal compared with the Texas median for physician assistants, 2024
- Zachary O'Neal
- Texas median
- Medicare services
- 943vs 2294.1 times
- Medicare patients
- 314vs 993.2 times
- Part D claims
- 444vs 29650% above
Medians across 5,541 physician assistants in Texas with Dmand AI profiles that report each measure.
Zachary O'Neal's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Zachary O'Neal and other physician assistants in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Zachary Scott O'Neal treated 314 Medicare patients in 2024, average age 74
CMS counts 314 Medicare patients who saw Zachary O'Neal in 2024. The largest group is 65 to 74, with 133 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.03, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Zachary O'Neal's median patient age at 67, with 56% women.
Zachary O'Neal's Medicare patients by age, 2024
Zachary O'Neal's Medicare patients by sex, 2024
- Women19261%
- Men12239%
Chronic conditions among Zachary O'Neal's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Ischemic heart disease37%
- Diabetes34%
- Chronic kidney disease25%
- Anxiety23%
- Heart failure18%
Share of Medicare patients with each condition. A patient can have several.
Zachary O'Neal's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women56%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Zachary Scott O'Neal wrote 611 Medicare Part D claims in 2024
In 2024, Zachary O'Neal wrote 611 Medicare Part D claims for 436 patients. 86% of them were for generic drugs. CMS names the drug for 444 of them, across 16 drugs with 11 or more claims each, at $3,358 in total drug cost.
Zachary O'Neal's Part D claims by kind of drug, 2024
- Generic528 claims86%
- Brand-name and other83 claims14%
Zachary O'Neal's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Zachary O'Neal's Part D claims, 2024
- Opioids4%24 of 611 claims
- Antibiotics53%325 of 611 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Zachary Scott O'Neal scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Zachary O'Neal for performance year 2024, reported as part of a group. Zachary O'Neal accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Zachary O'Neal as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Zachary O'Neal's MIPS scores, performance year 2024
- 83of 100Final score
- 78.2of 100Quality
- 96of 100Promoting Interoperability
- 40of 100Improvement Activities
- 67of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Zachary Scott O'Neal received $16 in industry payments in 2024
CMS Open Payments shows 1 general payment to Zachary O'Neal from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $16.
Companies that paid Zachary O'Neal the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Zachary Scott O'Neal is board certified in certified physician assistant
Zachary O'Neal is a member of AAPA.
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Zachary Scott O'Neal'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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 Zachary Scott O'Neal
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Zachary Scott O'Neal's NPI number?
Zachary Scott O'Neal's NPI number is 1801052949. It was assigned on July 29, 2008, and it is active in the NPI Registry.
What does Zachary Scott O'Neal specialize in?
Zachary Scott O'Neal is a physician assistant in San Angelo, Texas. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Zachary Scott O'Neal practice?
Zachary O'Neal practices at 4251 Sunset Dr, San Angelo, TX 76904. Zachary O'Neal's primary practice is Shannon Access Clinic in San Angelo, Texas. Dmand AI also links Zachary O'Neal to 1 group practice or clinic.
What is Zachary Scott O'Neal's office phone number?
The practice phone on file for Zachary O'Neal is (325) 658-1511.
What is Zachary Scott O'Neal's medical license number?
Zachary O'Neal holds Texas license PA05840.
Which hospitals is Zachary Scott O'Neal affiliated with?
Zachary O'Neal is affiliated with Shannon Medical Center.
What medical group is Zachary Scott O'Neal part of?
Zachary O'Neal is linked to Shannon Clinic.
Does Zachary Scott O'Neal accept Medicare?
Yes. CMS data shows Zachary O'Neal billed Medicare for 943 services in 2024, and Zachary O'Neal accepts Medicare assignment.
Does Zachary Scott O'Neal offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Zachary O'Neal as offering telehealth services.
What is Zachary Scott O'Neal's MIPS score?
Zachary O'Neal's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
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How many Medicare patients does Zachary Scott O'Neal see?
CMS counts 314 Medicare patients who saw Zachary O'Neal in 2024, with an average age of 74.
Is Zachary Scott O'Neal board certified?
Yes. Zachary O'Neal is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
What services does Zachary Scott O'Neal bill to Medicare?
In 2024, Zachary O'Neal's most billed Medicare services were office visit, established patient (99213), injected or infused drug (J3301) and injected or infused drug (J0696).
What drugs does Zachary Scott O'Neal prescribe most?
In 2024 Medicare Part D data, Zachary O'Neal's most prescribed drugs by claims were Amoxicillin-Clavulanate Potass, Doxycycline Hyclate and Prednisone.
Has Zachary Scott O'Neal received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Zachary O'Neal from 1 company from 2024 to 2024. The largest total came from Pfizer Inc.
How long has Zachary Scott O'Neal been practicing?
Zachary O'Neal graduated from medical school in 2008, 18 years ago.
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