Hallie Thomas, PA-C
- Hospital affiliations
- 1
- Industry payments
- $31
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 400 West Seventh St, Frederick, MD 21701
- Practice phone
- Call (240) 566-3300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Hallie Thomas' 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.
Hallie Thomas is a physician assistant in Frederick, Maryland
Hallie Thomas practices at Frederick Health Hospital in Frederick, Maryland, part of Frederick Health.
Hallie Thomas' NPI, 1548157944, was assigned on June 19, 2025. Hallie Thomas holds Maryland license C0009963.
- NPI
- 1548157944NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183128242
- NPI enumeration date
- June 19, 2025
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (240) 566-3300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 27
- Medical school graduation
- 2025
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Hallie Thomas practices at Frederick Health Hospital in Frederick, Maryland
Hallie Thomas' primary practice is Frederick Health Hospital, at 400 West Seventh St, Frederick, MD 21701 in Frederick County. The practice phone is (240) 566-3300.
- Frederick Health Hospital400 West Seventh St, Frederick, MD 21701 · Frederick CountyPhone(240) 566-3300
Source: Dmand AI Affiliation Data
Hallie Thomas is affiliated with 3 sites of care and 2 medical groups
Hallie Thomas' primary practice is Frederick Health Hospital in Frederick, Maryland, part of Frederick Health. The medical group on file is Frederick Health Medical Group. Dmand AI also links Hallie Thomas to 2 more 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 Hallie Thomas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Hallie Thomas practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Frederick Health Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Frederick Health and 6.2K+ hospitals, with verified contacts in the same login.
Hallie Thomas is one of 2,452 physician assistants in Maryland
Physician assistant is Hallie Thomas' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Hallie Thomas is licensed in Maryland.
Specialties and state licenses
- Physician assistant, MarylandPrimary
Physician assistants near Hallie Thomas
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
Hallie Thomas' patients have a median age of 50
Across all payers, Dmand AI patient panel data puts Hallie Thomas' median patient age at 50, with 98% women.
Hallie Thomas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women98%
- Men1%
Source: Dmand AI Patient Panel Data
How Hallie Thomas takes part in Medicare
Hallie Thomas 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)
Hallie Thomas received $31 in industry payments in 2025
CMS Open Payments shows 1 general payment to Hallie Thomas from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Tactile Systems Technology Inc paid the most, $31.
Companies that paid Hallie Thomas 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 Hallie Thomas'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Hallie Thomas
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Hallie Thomas' NPI number?
Hallie Thomas' NPI number is 1548157944. It was assigned on June 19, 2025, and it is active in the NPI Registry.
What does Hallie Thomas specialize in?
Hallie Thomas is a physician assistant in Frederick, Maryland. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Hallie Thomas practice?
Hallie Thomas practices at 400 West Seventh St, Frederick, MD 21701. Hallie Thomas' primary practice is Frederick Health Hospital in Frederick, Maryland, part of Frederick Health. Dmand AI also links Hallie Thomas to 2 group practices and clinics and 1 medical group.
What is Hallie Thomas' office phone number?
The practice phone on file for Hallie Thomas is (240) 566-3300.
What is Hallie Thomas' medical license number?
Hallie Thomas holds Maryland license C0009963, one of 2 state licenses on file.
Which hospitals is Hallie Thomas affiliated with?
Hallie Thomas practices at Frederick Health Hospital in Frederick, Maryland.
What medical group is Hallie Thomas part of?
Hallie Thomas is linked to Frederick Health Medical Group. Dmand AI links Hallie Thomas to 1 more medical group.
Does Hallie Thomas accept Medicare?
Yes. CMS lists Hallie Thomas as accepting Medicare assignment.
Has Hallie Thomas received payments from drug or device companies?
CMS Open Payments shows $31 in general payments to Hallie Thomas from 1 company from 2025 to 2025. The largest total came from Tactile Systems Technology Inc.
How long has Hallie Thomas been practicing?
Hallie Thomas graduated from medical school in 2025, 1 years ago.
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