Aaron Grinstein, PA
- Part D claims, 2024
- 149
- Affiliated sites
- 5
- Medical groups
- 2
- State licenses
- 2
- Year NPI issued
- 2014
- Practice address
- 30 Locust Street, Northampton, MA 01060
- Practice phone
- Call (413) 582-2151
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cooley Dickinson Hospital - Behavioral Health
Psychiatric Inpatient Facility · Northampton, Massachusetts
Find Aaron Grinstein'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.
Aaron Grinstein is a physician assistant in Northampton, Massachusetts
Aaron Grinstein practices at Cooley Dickinson Hospital - Behavioral Health in Northampton, Massachusetts.
Aaron Grinstein's NPI, 1457762106, was assigned on May 15, 2014. Aaron Grinstein holds Massachusetts license PA4966.
- NPI
- 1457762106NPI Registry (opens in a new tab)
- NPI enumeration date
- May 15, 2014
- NPI status
- Active
- Practice phone
- (413) 582-2151
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Aaron Grinstein practices at Cooley Dickinson Hospital - Behavioral Health in Northampton, Massachusetts
Aaron Grinstein's primary practice is Cooley Dickinson Hospital - Behavioral Health, at 30 Locust Street, Northampton, MA 01060. The practice phone is (413) 582-2151.
- Cooley Dickinson Hospital - Behavioral Health30 Locust Street, Northampton, MA 01060Phone(413) 582-2151
Source: Dmand AI Affiliation Data
Aaron Grinstein is affiliated with 5 sites of care and 2 medical groups
Aaron Grinstein's primary practice is Cooley Dickinson Hospital - Behavioral Health in Northampton, Massachusetts. The medical group on file is Valley Medical Group. Dmand AI also links Aaron Grinstein to 1 more group practice or clinic, 1 home health agency, 1 hospice, 1 imaging center 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 Aaron Grinstein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Aaron Grinstein practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cooley Dickinson Hospital - Behavioral Health | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Aaron Grinstein is one of 3,922 physician assistants in Massachusetts
Physician assistant is Aaron Grinstein's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has Aaron Grinstein's licenses on file in 2 states: Massachusetts and Hawaii.
Specialties and state licenses
- Physician assistant, MassachusettsPrimary
- Hawaii license
Physician assistants near Aaron Grinstein
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
Aaron Grinstein's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Aaron Grinstein's median patient age at 62, with 53% women.
Aaron Grinstein'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
- Women53%
- Men47%
Source: Dmand AI Patient Panel Data
Aaron Grinstein wrote 149 Medicare Part D claims in 2024
In 2024, Aaron Grinstein wrote 149 Medicare Part D claims for 73 patients. 89% of them were for generic drugs.
Aaron Grinstein's Part D claims by kind of drug, 2024
- Generic133 claims89%
- Brand-name16 claims11%
Source: 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 Aaron Grinstein'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 (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 Aaron Grinstein
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Aaron Grinstein's NPI number?
Aaron Grinstein's NPI number is 1457762106. It was assigned on May 15, 2014, and it is active in the NPI Registry.
What does Aaron Grinstein specialize in?
Aaron Grinstein is a physician assistant in Northampton, Massachusetts. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Aaron Grinstein practice?
Aaron Grinstein practices at 30 Locust Street, Northampton, MA 01060. Aaron Grinstein's primary practice is Cooley Dickinson Hospital - Behavioral Health in Northampton, Massachusetts. Dmand AI also links Aaron Grinstein to 1 group practice or clinic, 1 home health agency, 1 hospice, 1 imaging center and 1 medical group.
What is Aaron Grinstein's office phone number?
The practice phone on file for Aaron Grinstein is (413) 582-2151.
What is Aaron Grinstein's medical license number?
Aaron Grinstein holds Massachusetts license PA4966, one of the licenses on file in 2 states.
Which states has Aaron Grinstein been licensed in?
Dmand AI has state licenses on file for Aaron Grinstein in Massachusetts and Hawaii.
What medical group is Aaron Grinstein part of?
Aaron Grinstein is linked to Valley Medical Group. Dmand AI links Aaron Grinstein to 1 more medical group.
How long has Aaron Grinstein been practicing?
Aaron Grinstein graduated from medical school in 2013, 13 years ago.
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