Maria Samantha Layson
- Medicare patients, 2024
- 64
- Part D claims, 2024
- 610
- MIPS score, 2024
- 81
- Industry payments
- $43
- Affiliated sites
- 10
- Practice address
- 16300 Sand Canyon Ave, Irvine, CA 92618
- Practice phone
- Call (949) 727-3999
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Donald I. Altman MD
Irvine, California
Find Maria Layson'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.
Maria Samantha Layson is a family nurse practitioner in Irvine, California
Maria Layson practices at Donald I. Altman MD in Irvine, California.
Maria Layson's NPI, 1447916168, was assigned on November 17, 2021. Maria Layson holds California license 95018585.
- NPI
- 1447916168NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3173996865
- NPI enumeration date
- November 17, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (949) 727-3999
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Maria Samantha Layson practices at Donald I. Altman MD in Irvine, California
Maria Layson's primary practice is Donald I. Altman MD, at 16300 Sand Canyon Ave, Irvine, CA 92618 in Orange County. The practice phone is (949) 727-3999.
- Donald I. Altman MD16300 Sand Canyon Ave, Irvine, CA 92618 · Orange CountyPhone(949) 727-3999
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Maria Samantha Layson is affiliated with 11 sites of care and 7 medical groups
Maria Layson's primary practice is Donald I. Altman MD in Irvine, California. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Maria Layson to 7 more group practices and clinics, 6 medical groups, 2 home health agencies and 1 physician office, 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 Maria Samantha Layson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Maria Layson practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Donald I. Altman MD | Available with a free account |
| +10 more sites and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Maria Samantha Layson is one of 13,532 family nurse practitioners in California
Family is Maria Layson's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Maria Layson is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Family nurse practitioners near Maria Layson
Counts of family nurse practitioners 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
Maria Samantha Layson treated 64 Medicare patients in 2024, average age 80
CMS counts 64 Medicare patients who saw Maria Layson in 2024. The largest group is 85 and over, with 23 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 50% are also on Medicaid. Their average risk score is 2.66, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Maria Layson's median patient age at 70, with 51% women.
Maria Layson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Maria Layson's Medicare patients by sex, 2024
- Women4063%
- Men2438%
Chronic conditions among Maria Layson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Diabetes47%
- Arthritis45%
- Ischemic heart disease44%
- Alzheimer's and dementia39%
- Chronic kidney disease38%
- Anxiety36%
Share of Medicare patients with each condition. A patient can have several.
Maria Layson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Maria Samantha Layson wrote 610 Medicare Part D claims in 2024
In 2024, Maria Layson wrote 610 Medicare Part D claims for 393 patients. 85% of them were for generic drugs.
Maria Layson's Part D claims by kind of drug, 2024
- Generic520 claims85%
- Brand-name90 claims15%
Drug classes CMS tracks in Maria Layson's Part D claims, 2024
- Opioids4%27 of 610 claims
- Antibiotics34%208 of 610 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Maria Samantha Layson 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 Maria Layson for performance year 2024, reported as part of a group. Maria Layson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Maria Layson's MIPS scores, performance year 2024
- 81of 100Final score
- 62.4of 100Quality
- 76of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 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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Maria Samantha Layson received $43 in industry payments in 2025
CMS Open Payments shows 2 general payments to Maria Layson from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Smith & Nephew, Inc. paid the most, $25.
Companies that paid Maria Layson the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Maria Samantha Layson'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | 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) |
| 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 Maria Samantha Layson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Maria Samantha Layson's NPI number?
Maria Samantha Layson's NPI number is 1447916168. It was assigned on November 17, 2021, and it is active in the NPI Registry.
What does Maria Samantha Layson specialize in?
Maria Samantha Layson is a family nurse practitioner in Irvine, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Maria Samantha Layson practice?
Maria Layson practices at 16300 Sand Canyon Ave, Irvine, CA 92618. Maria Layson's primary practice is Donald I. Altman MD in Irvine, California. Dmand AI also links Maria Layson to 7 group practices and clinics, 6 medical groups, 2 home health agencies and 1 physician office.
What is Maria Samantha Layson's office phone number?
The practice phone on file for Maria Layson is (949) 727-3999.
What is Maria Samantha Layson's medical license number?
Maria Layson holds California license 95018585.
What medical group is Maria Samantha Layson part of?
Maria Layson is linked to Southern California Permanente Medical Group. Dmand AI links Maria Layson to 6 more medical groups.
Does Maria Samantha Layson accept Medicare?
Yes. CMS lists Maria Layson as accepting Medicare assignment.
What is Maria Samantha Layson's MIPS score?
Maria Layson's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.
How many Medicare patients does Maria Samantha Layson see?
CMS counts 64 Medicare patients who saw Maria Layson in 2024, with an average age of 80.
Has Maria Samantha Layson received payments from drug or device companies?
CMS Open Payments shows $43 in general payments to Maria Layson from 2 companies from 2025 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Maria Samantha Layson been practicing?
Maria Layson graduated from medical school in 2021, 5 years ago.
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