Allison Elizabeth Stephenson, PA-C
- Medicare services, 2024
- 674
- Medicare patients, 2024
- 522
- Part D claims, 2024
- 975
- MIPS score, 2024
- 81
- Hospital affiliations
- 3
- Practice address
- 1305 Wonder World Drive Suite 105, San Marcos, TX 78666
- Practice phone
- Call (512) 754-8676
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
CHRISTUS Physicians Surgery Center - San Marcos
Surgery Center - Medicare-Certified · San Marcos, Texas
Find Allison Stephenson's professional email, personal email and mobile number
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Allison Elizabeth Stephenson is a physician assistant in San Marcos, Texas
Allison Stephenson practices at CHRISTUS Physicians Surgery Center - San Marcos in San Marcos, Texas.
Allison Stephenson's NPI, 1962893891, was assigned on February 13, 2015.
- NPI
- 1962893891NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739407958
- NPI enumeration date
- February 13, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (512) 754-8676
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Allison Elizabeth Stephenson practices at CHRISTUS Physicians Surgery Center - San Marcos in San Marcos, Texas
Allison Stephenson's primary practice is CHRISTUS Physicians Surgery Center - San Marcos, at 1305 Wonder World Drive Suite 105, San Marcos, TX 78666. The practice phone is (512) 754-8676.
- CHRISTUS Physicians Surgery Center - San Marcos1305 Wonder World Drive Suite 105, San Marcos, TX 78666Phone(512) 754-8676
Source: Dmand AI Affiliation Data
Allison Elizabeth Stephenson is affiliated with 6 sites of care and 2 medical groups
Allison Stephenson's primary practice is CHRISTUS Physicians Surgery Center - San Marcos in San Marcos, Texas. Allison Stephenson is also affiliated with CHRISTUS Santa Rosa Hospital - San Marcos. The medical group on file is Texas Digestive Disease Consultants. Dmand AI also links Allison Stephenson to 2 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Allison Elizabeth Stephenson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Allison Stephenson practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CHRISTUS Physicians Surgery Center - San Marcos | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Allison Elizabeth Stephenson is one of 8,663 physician assistants in Texas
Physician assistant is Allison Stephenson's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Allison Stephenson is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Allison Stephenson has a license on file in Texas.
Specialties and state licenses
- Physician assistant, Texas
Clinical focus
Dmand AI lists cold sores or genital herpes, diabetic emergency, gastroenteritis, hemorrhoids, pneumonia, rash and upper respiratory infection (URI) among the conditions Allison Stephenson treats.
Physician assistants near Allison Stephenson
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
Allison Elizabeth Stephenson billed Medicare for 674 services in 2024
CMS data shows 674 Medicare services from Allison Stephenson across 4 procedure codes in 2024, all of them office visits, for 522 Medicare patients. Medicare paid $41,939 for them. Every service was in an office.
Allison Stephenson compared with the Texas median for physician assistants, 2024
- Allison Stephenson
- Texas median
- Medicare services
- 674vs 2292.9 times
- Medicare patients
- 522vs 995.3 times
- Part D claims
- 766vs 2962.6 times
Medians across 5,541 physician assistants in Texas with Dmand AI profiles that report each measure.
Allison Stephenson'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 Allison Stephenson and other physician assistants in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Allison Elizabeth Stephenson treated 522 Medicare patients in 2024, average age 75
CMS counts 522 Medicare patients who saw Allison Stephenson in 2024. The largest group is 65 to 74, with 229 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 4% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Allison Stephenson's median patient age at 69, with 57% women.
Allison Stephenson's Medicare patients by age, 2024
Allison Stephenson's Medicare patients by sex, 2024
- Women30057%
- Men22243%
Chronic conditions among Allison Stephenson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Ischemic heart disease46%
- Mood disorders31%
- Diabetes30%
- Anxiety29%
- Depression29%
Share of Medicare patients with each condition. A patient can have several.
Allison Stephenson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Allison Elizabeth Stephenson wrote 975 Medicare Part D claims in 2024
In 2024, Allison Stephenson wrote 975 Medicare Part D claims for 436 patients. 86% of them were for generic drugs. CMS names the drug for 766 of them, across 14 drugs with 11 or more claims each, at $50,524 in total drug cost.
Allison Stephenson's Part D claims by kind of drug, 2024
- Generic834 claims86%
- Brand-name and other141 claims14%
Allison Stephenson'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 Allison Stephenson's Part D claims, 2024
- Antibiotics2%18 of 975 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
Allison Elizabeth Stephenson scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Allison Stephenson for performance year 2024, reported as part of a group. Allison Stephenson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Allison Stephenson's MIPS scores, performance year 2024
- 81of 100Final score
- 66.5of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 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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Allison Elizabeth Stephenson received $6,761 in industry payments from 2024 to 2025
CMS Open Payments shows 349 general payments to Allison Stephenson from 24 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 98% of the total. Abbvie Inc. paid the most, $1,524.
General payments to Allison Stephenson by program year, 2024 to 2025
General payments to Allison Stephenson by kind, 2024 to 2025
- Food and beverage$6,63298%
- Education$1292%
Companies that paid Allison Stephenson the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Allison Elizabeth Stephenson is board certified in certified physician assistant
Allison Stephenson is a member of AAPA.
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Allison Elizabeth Stephenson'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 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 Allison Elizabeth Stephenson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Allison Elizabeth Stephenson's NPI number?
Allison Elizabeth Stephenson's NPI number is 1962893891. It was assigned on February 13, 2015, and it is active in the NPI Registry.
What does Allison Elizabeth Stephenson specialize in?
Allison Elizabeth Stephenson is a physician assistant in San Marcos, Texas. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Allison Elizabeth Stephenson practice?
Allison Stephenson practices at 1305 Wonder World Drive Suite 105, San Marcos, TX 78666. Allison Stephenson's primary practice is CHRISTUS Physicians Surgery Center - San Marcos in San Marcos, Texas. Dmand AI also links Allison Stephenson to 2 hospitals, 2 group practices and clinics and 1 medical group.
What is Allison Elizabeth Stephenson's office phone number?
The practice phone on file for Allison Stephenson is (512) 754-8676.
Which hospitals is Allison Elizabeth Stephenson affiliated with?
Allison Stephenson is affiliated with CHRISTUS Santa Rosa Hospital - San Marcos. Dmand AI links Allison Stephenson to 2 more hospitals.
What medical group is Allison Elizabeth Stephenson part of?
Allison Stephenson is linked to Texas Digestive Disease Consultants. Dmand AI links Allison Stephenson to 1 more medical group.
Does Allison Elizabeth Stephenson accept Medicare?
Yes. CMS data shows Allison Stephenson billed Medicare for 674 services in 2024, and Allison Stephenson accepts Medicare assignment.
What is Allison Elizabeth Stephenson's MIPS score?
Allison Stephenson's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.
How many Medicare patients does Allison Elizabeth Stephenson see?
CMS counts 522 Medicare patients who saw Allison Stephenson in 2024, with an average age of 75.
Is Allison Elizabeth Stephenson board certified?
Yes. Allison Stephenson is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Show 4 more questionsShow fewer questions
What services does Allison Elizabeth Stephenson bill to Medicare?
In 2024, Allison Stephenson's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, new patient (99204).
What drugs does Allison Elizabeth Stephenson prescribe most?
In 2024 Medicare Part D data, Allison Stephenson's most prescribed drugs by claims were Omeprazole, Pantoprazole Sodium and Clenpiq.
Has Allison Elizabeth Stephenson received payments from drug or device companies?
CMS Open Payments shows $6,761 in general payments to Allison Stephenson from 24 companies from 2024 to 2025. The largest total came from Abbvie Inc.
How long has Allison Elizabeth Stephenson been practicing?
Allison Stephenson graduated from medical school in 2014, 12 years ago.
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