Joseph Andrew Greer, PhD
- Hospital affiliations
- 1
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2006
- 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 Joseph Greer'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.
Joseph Andrew Greer is a psychologist in Boston, Massachusetts
Joseph Greer practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Joseph Greer's NPI, 1538194691, was assigned on July 11, 2006. Joseph Greer holds Massachusetts license 8567.
- NPI
- 1538194691NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062415292
- NPI enumeration date
- July 11, 2006
- 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
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Joseph Andrew Greer practices at Massachusetts General Hospital in Boston, Massachusetts
Joseph Greer'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
Joseph Andrew Greer is affiliated with 2 sites of care and 2 medical groups
Joseph Greer's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. The medical group on file is Massachusetts General Hospital. Dmand AI also links Joseph Greer to 1 more community health center and 1 medical group, each named with a free account. Joseph Greer's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Joseph Andrew Greer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Joseph Greer 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.
Joseph Andrew Greer is one of 605 psychologists in Massachusetts
Psychologist is Joseph Greer's primary specialty in the NPI Registry, under taxonomy code 103T00000X. Joseph Greer is licensed in Massachusetts.
Specialties and state licenses
- Psychologist, MassachusettsPrimary
Psychologists near Joseph Greer
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
Joseph Andrew Greer's patients have a median age of 50
Across all payers, Dmand AI patient panel data puts Joseph Greer's median patient age at 50, with 100% women.
Joseph Greer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Joseph Andrew Greer offers telehealth to Medicare patients
Joseph Greer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Joseph Greer as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for Joseph Andrew Greer'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 Joseph Andrew Greer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Joseph Andrew Greer's NPI number?
Joseph Andrew Greer's NPI number is 1538194691. It was assigned on July 11, 2006, and it is active in the NPI Registry.
What does Joseph Andrew Greer specialize in?
Joseph Andrew Greer is a psychologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Psychologist (taxonomy code 103T00000X).
Where does Joseph Andrew Greer practice?
Joseph Greer practices at 55 Fruit Street, Boston, MA 02114. Joseph Greer's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Joseph Greer to 1 community health center and 1 medical group.
What is Joseph Andrew Greer's office phone number?
The practice phone on file for Joseph Greer is (617) 726-2000.
What is Joseph Andrew Greer's medical license number?
Joseph Greer holds Massachusetts license 8567.
Which hospitals is Joseph Andrew Greer affiliated with?
Joseph Greer practices at Massachusetts General Hospital in Boston, Massachusetts.
What medical group is Joseph Andrew Greer part of?
Joseph Greer is linked to Massachusetts General Hospital. Dmand AI links Joseph Greer to 1 more medical group.
Does Joseph Andrew Greer accept Medicare?
Yes. CMS lists Joseph Greer as accepting Medicare assignment.
Does Joseph Andrew Greer offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Joseph Greer as offering telehealth services.
How long has Joseph Andrew Greer been practicing?
Joseph Greer graduated from medical school in 2003, 23 years ago.
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