Mary Hanna, NP-BC
- Medicare services, 2024
- 1,269
- Medicare patients, 2024
- 178
- Part D claims, 2024
- 156
- Industry payments
- $2,890
- Affiliated sites
- 1
- Practice address
- 31731 Dunraven Ct, Westlake Village, CA 91361
- Practice phone
- Call (818) 889-2739
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Apex Dermatology
Westlake Village, California
Find Mary Hanna'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.
Mary Hanna is a primary care nurse practitioner in Westlake Village, California
Mary Hanna practices at Apex Dermatology in Westlake Village, California.
Mary Hanna's NPI, 1396198479, was assigned on July 13, 2016. Mary Hanna holds California license 95006242.
- NPI
- 1396198479NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325441637
- NPI enumeration date
- July 13, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (818) 889-2739
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Mary Hanna practices at Apex Dermatology in Westlake Village, California
Mary Hanna's primary practice is Apex Dermatology, at 31731 Dunraven Ct, Westlake Village, CA 91361 in Ventura County. The practice phone is (818) 889-2739.
- Apex Dermatology31731 Dunraven Ct, Westlake Village, CA 91361 · Ventura CountyPhone(818) 889-2739
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mary Hanna is affiliated with 2 sites of care and 1 medical group
Mary Hanna's primary practice is Apex Dermatology in Westlake Village, California. The medical group on file is Apex Dermatology. Dmand AI also links Mary Hanna 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 Mary Hanna's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary Hanna practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Apex Dermatology | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Mary Hanna is one of 860 primary care nurse practitioners in California
Primary care is Mary Hanna's primary specialty in the NPI Registry, under taxonomy code 363LP2300X. Mary Hanna is licensed in California.
Specialties and state licenses
- Primary care nurse practitioner, CaliforniaPrimary
Clinical focus
Dmand AI lists acne, acute skin infection, ankle or foot injury, benign or precancerous skin growths, cold sores or genital herpes, contact dermatitis, eyelid inflammation and head wound among the conditions Mary Hanna treats.
Primary care nurse practitioners near Mary Hanna
Counts of primary care 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
Mary Hanna billed Medicare for 1,269 services in 2024
CMS data shows 1,269 Medicare services from Mary Hanna across 11 procedure codes in 2024, for 178 Medicare patients. Medicare paid $44,730 for them. Every service was in an office.
Mary Hanna's Medicare services by type, 2024
- Surgery968
- Office and hospital visits301
Mary Hanna compared with the California median for primary care nurse practitioners, 2024
- Mary Hanna
- California median
- Medicare services
- 1,269vs 2006.3 times
- Medicare patients
- 178vs 9098% above
- Part D claims
- 103vs 50580% below
Medians across 361 primary care nurse practitioners in California with Dmand AI profiles that report each measure.
Mary Hanna'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Mary Hanna treated 178 Medicare patients in 2024, average age 74
CMS counts 178 Medicare patients who saw Mary Hanna in 2024. The largest group is 65 to 74, with 93 patients. 75% of them have high cholesterol, and 55% have high blood pressure. Their average risk score is 0.90, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mary Hanna's median patient age at 55, with 61% women.
Mary Hanna's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mary Hanna's Medicare patients by sex, 2024
- Women11866%
- Men6034%
Chronic conditions among Mary Hanna's Medicare patients, 2024
- High cholesterol75%
- High blood pressure55%
- Arthritis50%
- Ischemic heart disease27%
- Diabetes22%
- Osteoporosis21%
- Anxiety19%
- Mood disorders17%
Share of Medicare patients with each condition. A patient can have several.
Mary Hanna's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women61%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mary Hanna wrote 156 Medicare Part D claims in 2024
In 2024, Mary Hanna wrote 156 Medicare Part D claims for 83 patients. 96% of them were for generic drugs. CMS names the drug for 103 of them, across 5 drugs with 11 or more claims each, at $1,502 in total drug cost.
Mary Hanna's Part D claims by kind of drug, 2024
- Generic150 claims96%
- Brand-name and other6 claims4%
Mary Hanna'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 Mary Hanna's Part D claims, 2024
- Antibiotics13%21 of 156 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
How Mary Hanna takes part in Medicare
Mary Hanna 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)
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Mary Hanna received $2,890 in industry payments from 2024 to 2025
CMS Open Payments shows 116 general payments to Mary Hanna from 21 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 97% of the total. UCB, Inc. paid the most, $367.
General payments to Mary Hanna by program year, 2024 to 2025
General payments to Mary Hanna by kind, 2024 to 2025
- Food and beverage$2,80597%
- Education$853%
Companies that paid Mary Hanna the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Mary Hanna'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) |
| 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 Mary Hanna
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mary Hanna's NPI number?
Mary Hanna's NPI number is 1396198479. It was assigned on July 13, 2016, and it is active in the NPI Registry.
What does Mary Hanna specialize in?
Mary Hanna is a primary care nurse practitioner in Westlake Village, California. The primary specialty in the NPI Registry is Primary Care Nurse Practitioner (taxonomy code 363LP2300X).
Where does Mary Hanna practice?
Mary Hanna practices at 31731 Dunraven Ct, Westlake Village, CA 91361. Mary Hanna's primary practice is Apex Dermatology in Westlake Village, California. Dmand AI also links Mary Hanna to 1 group practice or clinic.
What is Mary Hanna's office phone number?
The practice phone on file for Mary Hanna is (818) 889-2739.
What is Mary Hanna's medical license number?
Mary Hanna holds California license 95006242.
What medical group is Mary Hanna part of?
Mary Hanna is linked to Apex Dermatology.
Does Mary Hanna accept Medicare?
Yes. CMS data shows Mary Hanna billed Medicare for 1,269 services in 2024, and Mary Hanna accepts Medicare assignment.
How many Medicare patients does Mary Hanna see?
CMS counts 178 Medicare patients who saw Mary Hanna in 2024, with an average age of 74.
What services does Mary Hanna bill to Medicare?
In 2024, Mary Hanna's most billed Medicare services were surgery: skin and soft tissue (17003), surgery: skin and soft tissue (17000) and office visit, established patient (99213).
What drugs does Mary Hanna prescribe most?
In 2024 Medicare Part D data, Mary Hanna's most prescribed drugs by claims were Mupirocin, Ketoconazole and Clobetasol Propionate.
Has Mary Hanna received payments from drug or device companies?
CMS Open Payments shows $2,890 in general payments to Mary Hanna from 21 companies from 2024 to 2025. The largest total came from UCB, Inc.
How long has Mary Hanna been practicing?
Mary Hanna graduated from medical school in 2016, 10 years ago.
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