Spencer Alvarado, PA
- Part D claims, 2024
- 1,519
- Hospital affiliations
- 1
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 75 North Country Road, Port Jefferson, NY 11777
- Practice phone
- Call (631) 473-1320
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Spencer Alvarado'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.
Spencer Alvarado is a physician assistant in Port Jefferson, New York
Spencer Alvarado practices at Mather Hospital in Port Jefferson, New York, part of Northwell Health.
Spencer Alvarado's NPI, 1427833631, was assigned on August 28, 2023. Spencer Alvarado holds New York license 030523.
- NPI
- 1427833631NPI Registry (opens in a new tab)
- NPI enumeration date
- August 28, 2023
- NPI status
- Active
- Practice phone
- (631) 473-1320
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Spencer Alvarado practices at Mather Hospital in Port Jefferson, New York
Spencer Alvarado's primary practice is Mather Hospital, at 75 North Country Road, Port Jefferson, NY 11777 in Suffolk County. The practice phone is (631) 473-1320.
- Mather Hospital75 North Country Road, Port Jefferson, NY 11777 · Suffolk CountyPhone(631) 473-1320
Source: Dmand AI Affiliation Data
Spencer Alvarado is affiliated with 4 sites of care and 2 medical groups
Spencer Alvarado's primary practice is Mather Hospital in Port Jefferson, New York, part of Northwell Health. The medical group on file is Stony Brook Internists. Dmand AI also links Spencer Alvarado to 2 more group practices and clinics, 1 skilled nursing facility 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 Spencer Alvarado's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Spencer Alvarado practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mather Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Northwell Health and 6.2K+ hospitals, with verified contacts in the same login.
Spencer Alvarado is one of 11,456 physician assistants in New York
Physician assistant is Spencer Alvarado's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Spencer Alvarado is licensed in New York.
Specialties and state licenses
- Physician assistant, New YorkPrimary
Physician assistants near Spencer Alvarado
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
Spencer Alvarado's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Spencer Alvarado's median patient age at 62, with 44% women.
Spencer Alvarado's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women44%
- Men50%
Source: Dmand AI Patient Panel Data
Spencer Alvarado wrote 1,519 Medicare Part D claims in 2024
In 2024, Spencer Alvarado wrote 1,519 Medicare Part D claims for 706 patients. 85% of them were for generic drugs. CMS names the drug for 1,309 of them, across 30 drugs with 11 or more claims each, at $226,427 in total drug cost.
Spencer Alvarado's Part D claims by kind of drug, 2024
- Generic1,287 claims85%
- Brand-name232 claims15%
Spencer Alvarado's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Spencer Alvarado's Part D claims, 2024
- Antibiotics1%11 of 1,519 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Spencer Alvarado'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (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 Spencer Alvarado
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Spencer Alvarado's NPI number?
Spencer Alvarado's NPI number is 1427833631. It was assigned on August 28, 2023, and it is active in the NPI Registry.
What does Spencer Alvarado specialize in?
Spencer Alvarado is a physician assistant in Port Jefferson, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Spencer Alvarado practice?
Spencer Alvarado practices at 75 North Country Road, Port Jefferson, NY 11777. Spencer Alvarado's primary practice is Mather Hospital in Port Jefferson, New York, part of Northwell Health. Dmand AI also links Spencer Alvarado to 2 group practices and clinics, 1 skilled nursing facility and 1 medical group.
What is Spencer Alvarado's office phone number?
The practice phone on file for Spencer Alvarado is (631) 473-1320.
What is Spencer Alvarado's medical license number?
Spencer Alvarado holds New York license 030523.
Which hospitals is Spencer Alvarado affiliated with?
Spencer Alvarado practices at Mather Hospital in Port Jefferson, New York.
What medical group is Spencer Alvarado part of?
Spencer Alvarado is linked to Stony Brook Internists. Dmand AI links Spencer Alvarado to 1 more medical group.
What drugs does Spencer Alvarado prescribe most?
In 2024 Medicare Part D data, Spencer Alvarado's most prescribed drugs by claims were Rosuvastatin Calcium, Atorvastatin Calcium and Metoprolol Succinate.
How long has Spencer Alvarado been practicing?
Spencer Alvarado's NPI was assigned in 2023.
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