Daniel J. Millstein, PhD
- Medicare patients, 2024
- 14
- Hospital affiliations
- 1
- Medical groups
- 2
- State licenses
- 2
- Year NPI issued
- 2018
- Practice address
- 55 Fruit Street, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Daniel Millstein'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.
Daniel J. Millstein is a psychologist in Boston, Massachusetts
Daniel Millstein practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Daniel Millstein's NPI, 1972090678, was assigned on April 18, 2018. Daniel Millstein holds Massachusetts license 11681.
- NPI
- 1972090678NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739571605
- NPI enumeration date
- April 18, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Daniel J. Millstein practices at Massachusetts General Hospital in Boston, Massachusetts
Daniel Millstein's primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit Street, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Source: Dmand AI Affiliation Data
Daniel J. Millstein is affiliated with 2 sites of care and 2 medical groups
Daniel Millstein's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Daniel Millstein to 1 more community health 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 Daniel J. Millstein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Daniel Millstein practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +1 more site 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 Mass General Brigham and 6.2K+ hospitals, with verified contacts in the same login.
Daniel J. Millstein is one of 605 psychologists in Massachusetts
Psychologist is Daniel Millstein's primary specialty in the NPI Registry, under taxonomy code 103T00000X. Dmand AI has Daniel Millstein's licenses on file in 2 states: Massachusetts and New York.
Specialties and state licenses
- Psychologist, MassachusettsPrimary
- New York license
Psychologists near Daniel Millstein
Counts of psychologists 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
Daniel J. Millstein treated 14 Medicare patients in 2024, average age 57
CMS counts 14 Medicare patients who saw Daniel Millstein in 2024. 75% of them have mood disorders. Their average risk score is 0.93, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Daniel Millstein's median patient age at 30, with 57% women.
Chronic conditions among Daniel Millstein's Medicare patients, 2024
- Mood disorders75%
Share of Medicare patients with each condition. A patient can have several.
Daniel Millstein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 30
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Daniel J. Millstein offers telehealth to Medicare patients
Daniel Millstein accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Daniel Millstein as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for Daniel J. Millstein'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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 Daniel J. Millstein
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Daniel J. Millstein's NPI number?
Daniel J. Millstein's NPI number is 1972090678. It was assigned on April 18, 2018, and it is active in the NPI Registry.
What does Daniel J. Millstein specialize in?
Daniel J. Millstein is a psychologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Psychologist (taxonomy code 103T00000X).
Where does Daniel J. Millstein practice?
Daniel Millstein practices at 55 Fruit Street, Boston, MA 02114. Daniel Millstein's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Daniel Millstein to 1 community health center and 1 medical group.
What is Daniel J. Millstein's office phone number?
The practice phone on file for Daniel Millstein is (617) 726-2000.
What is Daniel J. Millstein's medical license number?
Daniel Millstein holds Massachusetts license 11681, one of the licenses on file in 2 states.
Which states has Daniel J. Millstein been licensed in?
Dmand AI has state licenses on file for Daniel Millstein in Massachusetts and New York.
Which hospitals is Daniel J. Millstein affiliated with?
Daniel Millstein practices at Massachusetts General Hospital in Boston, Massachusetts.
What medical group is Daniel J. Millstein part of?
Daniel Millstein is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Daniel Millstein to 1 more medical group.
Does Daniel J. Millstein accept Medicare?
Yes. CMS lists Daniel Millstein as accepting Medicare assignment.
Does Daniel J. Millstein offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Daniel Millstein as offering telehealth services.
How many Medicare patients does Daniel J. Millstein see?
CMS counts 14 Medicare patients who saw Daniel Millstein in 2024, with an average age of 57.
How long has Daniel J. Millstein been practicing?
Daniel Millstein graduated from medical school in 2019, 7 years ago.
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