Dr. Ashley Anne Hamstra, MD
- Medicare services, 2024
- 9,591
- Medicare patients, 2024
- 5,202
- Part D claims, 2021
- 13
- Industry payments
- $878
- Affiliated sites
- 2
- Practice address
- 2110 N Molter Rd Ste 112, Liberty Lake, WA 99019
- Practice phone
- Call (208) 277-9704
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Evergreen Dermatopathology
Clinical Lab - Full Service · Liberty Lake, Washington
Find Dr. Hamstra'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.
Dr. Ashley Anne Hamstra is a dermatopathology physician in Liberty Lake, Washington
Dr. Hamstra practices at Evergreen Dermatopathology in Liberty Lake, Washington.
Dr. Hamstra's NPI, 1316216369, was assigned on December 20, 2011. Dr. Hamstra graduated from Loma Linda University School of Medicine in 2011. Dr. Hamstra holds Idaho license M13198.
- NPI
- 1316216369NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153647201
- NPI enumeration date
- December 20, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (208) 277-9704
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ashley Anne Hamstra practices at Evergreen Dermatopathology in Liberty Lake, Washington
Dr. Hamstra's primary practice is Evergreen Dermatopathology, at 2110 N Molter Rd Ste 112, Liberty Lake, WA 99019. The practice phone is (208) 277-9704.
- Evergreen Dermatopathology2110 N Molter Rd Ste 112, Liberty Lake, WA 99019Phone(208) 277-9704
Source: Dmand AI Affiliation Data
Dr. Ashley Anne Hamstra is affiliated with 2 sites of care and 1 medical group
Dr. Hamstra's primary practice is Evergreen Dermatopathology in Liberty Lake, Washington. The medical group on file is Evergreen Dermatopathology. Dmand AI also links Dr. Hamstra to 1 more group practice or clinic, named with a free account. Dr. Hamstra's employer is on file too: a clinical lab.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ashley Anne Hamstra's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hamstra practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Evergreen Dermatopathology | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ashley Anne Hamstra is one of 9 dermatopathology physicians in Washington
Dermatopathology is Dr. Hamstra's primary specialty in the NPI Registry, under taxonomy code 207ND0900X. Dmand AI has Dr. Hamstra's licenses on file in 2 states: Idaho and Washington.
Specialties and state licenses
- Dermatopathology, IdahoPrimary
- Dermatology, Washington
Dermatopathology physicians near Dr. Hamstra
Counts of dermatopathology physicians 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
Dr. Ashley Anne Hamstra billed Medicare for 9,591 services in 2024
CMS data shows 9,591 Medicare services from Dr. Hamstra across 8 procedure codes in 2024, for 5,202 Medicare patients. Medicare paid $527,489 for them. Every service was in an office.
Dr. Hamstra's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 6,5352024: 9,53446%
- Other services
- 2023: 02024: 57
Dr. Hamstra compared with the Washington median for dermatopathology physicians, 2024
- Dr. Hamstra
- Washington median
- Medicare services
- 9,591vs 3,1903.0 times
Medians across 10 dermatopathology physicians in Washington with Dmand AI profiles that report each measure.
Dr. Hamstra'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 Dr. Hamstra and other dermatopathology physicians in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ashley Anne Hamstra treated 5,202 Medicare patients in 2024, average age 77
CMS counts 5,202 Medicare patients who saw Dr. Hamstra in 2024. The largest group is 75 to 84, with 2,191 patients. 66% of them have high cholesterol, and 65% have high blood pressure. 3% are also on Medicaid. Their average risk score is 1.02, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hamstra's median patient age at 72, with 51% women.
Dr. Hamstra's Medicare patients by age, 2024
Dr. Hamstra's Medicare patients by sex, 2024
- Women2,47748%
- Men2,72552%
Chronic conditions among Dr. Hamstra's Medicare patients, 2024
- High cholesterol66%
- High blood pressure65%
- Arthritis44%
- Diabetes20%
- Ischemic heart disease20%
- Atrial fibrillation19%
- Chronic kidney disease19%
- Cancer16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hamstra's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ashley Anne Hamstra wrote 13 Medicare Part D claims in 2021
In 2021, Dr. Hamstra wrote 13 Medicare Part D claims. They cover 1 drug, with $150,283 in total drug cost. In 2020, CMS named 33 claims across 3 drugs.
Dr. Hamstra's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 332021: 1361%
Drugs named by CMS: 1 in 2021, 3 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Ashley Anne Hamstra scored 0 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 0 out of 100 for Dr. Hamstra for performance year 2024, reported individually. Dr. Hamstra accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Hamstra's MIPS scores, performance year 2024
- 0of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 0of 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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Dr. Ashley Anne Hamstra received $878 in industry payments from 2016 to 2023
CMS Open Payments shows 36 general payments to Dr. Hamstra from 12 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 77% of the total. Janssen Pharmaceuticals, Inc paid the most, $267.
General payments to Dr. Hamstra by program year, 2016 to 2023
General payments to Dr. Hamstra by kind, 2016 to 2023
- Food and beverage$67977%
- Education$19923%
Companies that paid Dr. Hamstra the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ashley Anne Hamstra graduated from Loma Linda University School of Medicine
Dr. Hamstra graduated from Loma Linda University School of Medicine in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ashley Anne Hamstra'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) |
| 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 Dr. Ashley Anne Hamstra
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Ashley Anne Hamstra's NPI number?
Dr. Ashley Anne Hamstra's NPI number is 1316216369. It was assigned on December 20, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Ashley Anne Hamstra?
Dr. Ashley Anne Hamstra is a dermatopathology physician in Liberty Lake, Washington. The primary specialty in the NPI Registry is Dermatopathology Physician (taxonomy code 207ND0900X).
Where does Dr. Ashley Anne Hamstra practice?
Dr. Hamstra practices at 2110 N Molter Rd Ste 112, Liberty Lake, WA 99019. Dr. Hamstra's primary practice is Evergreen Dermatopathology in Liberty Lake, Washington. Dmand AI also links Dr. Hamstra to 1 group practice or clinic.
What is Dr. Ashley Anne Hamstra's office phone number?
The practice phone on file for Dr. Hamstra is (208) 277-9704.
What is Dr. Ashley Anne Hamstra's medical license number?
Dr. Hamstra holds Idaho license M13198, one of the licenses on file in 2 states.
Which states has Dr. Ashley Anne Hamstra been licensed in?
Dmand AI has state licenses on file for Dr. Hamstra in Idaho and Washington.
What medical group is Dr. Ashley Anne Hamstra part of?
Dr. Hamstra is linked to Evergreen Dermatopathology.
Does Dr. Ashley Anne Hamstra accept Medicare?
Yes. CMS data shows Dr. Hamstra billed Medicare for 9,591 services in 2024, and Dr. Hamstra accepts Medicare assignment.
What is Dr. Ashley Anne Hamstra's MIPS score?
Dr. Hamstra's MIPS final score for performance year 2024 is 0 out of 100, reported individually.
How many Medicare patients does Dr. Ashley Anne Hamstra see?
CMS counts 5,202 Medicare patients who saw Dr. Hamstra in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. Ashley Anne Hamstra bill to Medicare?
In 2024, Dr. Hamstra's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (88342).
Where did Dr. Ashley Anne Hamstra go to medical school?
Dr. Hamstra graduated from Loma Linda University School of Medicine in 2011.
What drugs does Dr. Ashley Anne Hamstra prescribe most?
In 2021 Medicare Part D data, Dr. Hamstra's most prescribed drugs by claims were Humira(Cf) Pen.
Has Dr. Ashley Anne Hamstra received payments from drug or device companies?
CMS Open Payments shows $878 in general payments to Dr. Hamstra from 12 companies from 2016 to 2023. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Ashley Anne Hamstra been practicing?
Dr. Hamstra graduated from medical school in 2011, 15 years ago.
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