Cassidy Armstrong, FNP-BC
- Hospital affiliations
- 2
- Medical groups
- 3
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 45 Lower Westfield Road, Holyoke, MA 01040
- Practice phone
- Call (413) 315-4100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Cassidy Armstrong'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.
Cassidy Armstrong is a family nurse practitioner in Holyoke, Massachusetts
Cassidy Armstrong practices at Valley Springs Behavioral Health Hospital in Holyoke, Massachusetts, part of Valley Springs Behavioral Health Hospital.
Cassidy Armstrong's NPI, 1104652973, was assigned on September 10, 2024. Cassidy Armstrong holds Massachusetts license 2024068839.
- NPI
- 1104652973NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103351382
- NPI enumeration date
- September 10, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (413) 315-4100
- 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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Cassidy Armstrong practices at Valley Springs Behavioral Health Hospital in Holyoke, Massachusetts
Cassidy Armstrong's primary practice is Valley Springs Behavioral Health Hospital, at 45 Lower Westfield Road, Holyoke, MA 01040 in Hampden County. The practice phone is (413) 315-4100.
- Valley Springs Behavioral Health Hospital45 Lower Westfield Road, Holyoke, MA 01040 · Hampden CountyPhone(413) 315-4100
Source: Dmand AI Affiliation Data
Cassidy Armstrong is affiliated with 4 sites of care and 3 medical groups
Cassidy Armstrong's primary practice is Valley Springs Behavioral Health Hospital in Holyoke, Massachusetts, part of Valley Springs Behavioral Health Hospital. Cassidy Armstrong is also affiliated with Cooley Dickinson Hospital. The medical group on file is Mass General Brigham Medical Group Western Massachusetts. Dmand AI also links Cassidy Armstrong to 2 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Cassidy Armstrong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Cassidy Armstrong practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Valley Springs Behavioral Health Hospital | Available with a free account |
| +3 more sites and 2 medical groups | 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 Valley Springs Behavioral Health Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Cassidy Armstrong is one of 3,644 family nurse practitioners in Massachusetts
Family is Cassidy Armstrong's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Cassidy Armstrong is licensed in Massachusetts.
Specialties and state licenses
- Family nurse practitioner, MassachusettsPrimary
Family nurse practitioners near Cassidy Armstrong
Counts of family 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
Cassidy Armstrong's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Cassidy Armstrong's median patient age at 67, with 62% women.
Cassidy Armstrong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women62%
- Men38%
Source: Dmand AI Patient Panel Data
How Cassidy Armstrong takes part in Medicare
Cassidy Armstrong 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)
Sources for Cassidy Armstrong'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) |
| 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 Cassidy Armstrong
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Cassidy Armstrong's NPI number?
Cassidy Armstrong's NPI number is 1104652973. It was assigned on September 10, 2024, and it is active in the NPI Registry.
What does Cassidy Armstrong specialize in?
Cassidy Armstrong is a family nurse practitioner in Holyoke, Massachusetts. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Cassidy Armstrong practice?
Cassidy Armstrong practices at 45 Lower Westfield Road, Holyoke, MA 01040. Cassidy Armstrong's primary practice is Valley Springs Behavioral Health Hospital in Holyoke, Massachusetts, part of Valley Springs Behavioral Health Hospital. Dmand AI also links Cassidy Armstrong to 2 group practices and clinics and 2 medical groups.
What is Cassidy Armstrong's office phone number?
The practice phone on file for Cassidy Armstrong is (413) 315-4100.
What is Cassidy Armstrong's medical license number?
Cassidy Armstrong holds Massachusetts license 2024068839.
Which hospitals is Cassidy Armstrong affiliated with?
Cassidy Armstrong practices at Valley Springs Behavioral Health Hospital in Holyoke, Massachusetts. Cassidy Armstrong is also affiliated with Cooley Dickinson Hospital.
What medical group is Cassidy Armstrong part of?
Cassidy Armstrong is linked to Mass General Brigham Medical Group Western Massachusetts. Dmand AI links Cassidy Armstrong to 2 more medical groups.
Does Cassidy Armstrong accept Medicare?
Yes. CMS lists Cassidy Armstrong as accepting Medicare assignment.
How long has Cassidy Armstrong been practicing?
Cassidy Armstrong graduated from medical school in 2024, 2 years ago.
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