Dr. Hillary P. Thomasser, MD
- Medicare services, 2020
- 57
- Part D claims, 2019
- 40
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1660 South Columbian Way Mail Stop S-116-ATC, Seattle, WA 98108
- Practice phone
- Call (206) 277-3318
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Seattle VA Medical Center - Behavioral Health
Opioid Treatment Program (Methadone Clinic) · Seattle, Washington
Find Dr. Thomasser'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. Hillary P. Thomasser is an emergency medicine physician in Seattle, Washington
Dr. Thomasser practices at Seattle VA Medical Center - Behavioral Health in Seattle, Washington.
Dr. Thomasser's NPI, 1083670905, was assigned on April 21, 2006. Dr. Thomasser holds Washington license MD00031211.
- NPI
- 1083670905NPI Registry (opens in a new tab)
- NPI enumeration date
- April 21, 2006
- NPI status
- Active
- Practice phone
- (206) 277-3318
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Hillary P. Thomasser practices at Seattle VA Medical Center - Behavioral Health in Seattle, Washington
Dr. Thomasser's primary practice is Seattle VA Medical Center - Behavioral Health, at 1660 South Columbian Way Mail Stop S-116-ATC, Seattle, WA 98108. The practice phone is (206) 277-3318.
- Seattle VA Medical Center - Behavioral Health1660 South Columbian Way Mail Stop S-116-ATC, Seattle, WA 98108Phone(206) 277-3318
Source: Dmand AI Affiliation Data
Dr. Hillary P. Thomasser is affiliated with 1 site of care
Dr. Thomasser's primary practice is Seattle VA Medical Center - Behavioral Health in Seattle, Washington.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Hillary P. Thomasser's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thomasser practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Seattle VA Medical Center - Behavioral Health | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hillary P. Thomasser is one of 1,408 emergency medicine physicians in Washington
Emergency medicine is Dr. Thomasser's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Thomasser is licensed in Washington.
Specialties and state licenses
- Emergency medicine, WashingtonPrimary
Emergency medicine physicians near Dr. Thomasser
Counts of emergency medicine 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. Hillary P. Thomasser billed Medicare for 57 services in 2020
CMS data shows 57 Medicare services from Dr. Thomasser across 2 procedure codes in 2020. Medicare paid $7,174 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Thomasser's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 2672020: 5779%
- Tests and treatments
- 2019: 702020: 0100%
Dr. Thomasser compared with the Washington median for emergency medicine physicians, 2020
- Dr. Thomasser
- Washington median
- Medicare services
- 57vs 26879% below
- Part D claims
- 40vs 6134% below
Medians across 1,440 emergency medicine physicians in Washington with Dmand AI profiles that report each measure.
Dr. Thomasser's most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Thomasser?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Thomasser and other emergency medicine physicians in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hillary P. Thomasser's patients have a median age of 41
Across all payers, Dmand AI patient panel data puts Dr. Thomasser's median patient age at 41, with 0% women.
Dr. Thomasser's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Hillary P. Thomasser wrote 40 Medicare Part D claims in 2019
In 2019, Dr. Thomasser wrote 40 Medicare Part D claims. They cover 3 drugs, with $185 in total drug cost. In 2018, CMS named 29 claims across 2 drugs.
Dr. Thomasser's most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 292019: 4038%
Drugs named by CMS: 3 in 2019, 2 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Sources for Dr. Hillary P. Thomasser'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 Dr. Hillary P. Thomasser
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. Hillary P. Thomasser's NPI number?
Dr. Hillary P. Thomasser's NPI number is 1083670905. It was assigned on April 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Hillary P. Thomasser?
Dr. Hillary P. Thomasser is an emergency medicine physician in Seattle, Washington. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Hillary P. Thomasser practice?
Dr. Thomasser practices at 1660 South Columbian Way Mail Stop S-116-ATC, Seattle, WA 98108. Dr. Thomasser's primary practice is Seattle VA Medical Center - Behavioral Health in Seattle, Washington.
What is Dr. Hillary P. Thomasser's office phone number?
The practice phone on file for Dr. Thomasser is (206) 277-3318.
What is Dr. Hillary P. Thomasser's medical license number?
Dr. Thomasser holds Washington license MD00031211.
Does Dr. Hillary P. Thomasser accept Medicare?
Yes. CMS data shows Dr. Thomasser billed Medicare for 57 services in 2020.
What services does Dr. Hillary P. Thomasser bill to Medicare?
In 2020, Dr. Thomasser's most billed Medicare services were emergency department visit (99285) and emergency department visit (99284).
What drugs does Dr. Hillary P. Thomasser prescribe most?
In 2019 Medicare Part D data, Dr. Thomasser's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Naproxen and Ondansetron ODT.
How long has Dr. Hillary P. Thomasser been practicing?
Dr. Thomasser's NPI was assigned in 2006.
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