Alyssa Worcester, PA-C
- Hospital affiliations
- 4
- Industry payments
- $149
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 1233 N 30th St, Billings, MT 59101
- Practice phone
- Call (406) 237-7700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St Vincent Healthcare
Billings, Montana
Find Alyssa Worcester'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.
Alyssa Worcester is a physician assistant in Billings, Montana
Alyssa Worcester practices at St Vincent Healthcare in Billings, Montana.
Alyssa Worcester's NPI, 1629805544, was assigned on September 16, 2024. Alyssa Worcester holds Montana license MED-PAC-LIC-145411.
- NPI
- 1629805544NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961934732
- NPI enumeration date
- September 16, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (406) 237-7700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Alyssa Worcester practices at St Vincent Healthcare in Billings, Montana
Alyssa Worcester's primary practice is St Vincent Healthcare, at 1233 N 30th St, Billings, MT 59101 in Yellowstone County. The practice phone is (406) 237-7700.
- St Vincent Healthcare1233 N 30th St, Billings, MT 59101 · Yellowstone CountyPhone(406) 237-7700
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Alyssa Worcester is affiliated with 6 sites of care and 2 medical groups
Alyssa Worcester's primary practice is St Vincent Healthcare in Billings, Montana. Alyssa Worcester is also affiliated with St. Vincent Regional Hospital. The medical group on file is SCL Health Medical Group. Dmand AI also links Alyssa Worcester to 3 more hospitals, 1 group practice or clinic and 1 medical group, 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 Alyssa Worcester's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Alyssa Worcester practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St Vincent Healthcare | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Alyssa Worcester is one of 656 physician assistants in Montana
Physician assistant is Alyssa Worcester's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Alyssa Worcester is licensed in Montana.
Specialties and state licenses
- Physician assistant, MontanaPrimary
Physician assistants near Alyssa Worcester
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
Alyssa Worcester's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Alyssa Worcester's median patient age at 68, with 57% women.
Alyssa Worcester's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women57%
- Men43%
Source: Dmand AI Patient Panel Data
Alyssa Worcester offers telehealth to Medicare patients
Alyssa Worcester accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Alyssa Worcester as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Alyssa Worcester received $149 in industry payments in 2025
CMS Open Payments shows 2 general payments to Alyssa Worcester from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $127.
Companies that paid Alyssa Worcester 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 Alyssa Worcester'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 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 Alyssa Worcester
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Alyssa Worcester's NPI number?
Alyssa Worcester's NPI number is 1629805544. It was assigned on September 16, 2024, and it is active in the NPI Registry.
What does Alyssa Worcester specialize in?
Alyssa Worcester is a physician assistant in Billings, Montana. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Alyssa Worcester practice?
Alyssa Worcester practices at 1233 N 30th St, Billings, MT 59101. Alyssa Worcester's primary practice is St Vincent Healthcare in Billings, Montana. Dmand AI also links Alyssa Worcester to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Alyssa Worcester's office phone number?
The practice phone on file for Alyssa Worcester is (406) 237-7700.
What is Alyssa Worcester's medical license number?
Alyssa Worcester holds Montana license MED-PAC-LIC-145411.
Which hospitals is Alyssa Worcester affiliated with?
Alyssa Worcester is affiliated with St. Vincent Regional Hospital. Dmand AI links Alyssa Worcester to 3 more hospitals.
What medical group is Alyssa Worcester part of?
Alyssa Worcester is linked to SCL Health Medical Group. Dmand AI links Alyssa Worcester to 1 more medical group.
Does Alyssa Worcester accept Medicare?
Yes. CMS lists Alyssa Worcester as accepting Medicare assignment.
Does Alyssa Worcester offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Alyssa Worcester as offering telehealth services.
Has Alyssa Worcester received payments from drug or device companies?
CMS Open Payments shows $149 in general payments to Alyssa Worcester from 2 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Alyssa Worcester been practicing?
Alyssa Worcester graduated from medical school in 2024, 2 years ago.
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