Dr. Nicholas James Caldwell, MD
- Hospital affiliations
- 3
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2022
- 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 Dr. Caldwell'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.
Dr. Nicholas James Caldwell is a pathologist in Boston, Massachusetts
Dr. Caldwell practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Caldwell's NPI, 1558011320, was assigned on March 25, 2022. Dr. Caldwell graduated from University of Iowa, RJ & L Carver College of Medicine in 2022. Dr. Caldwell holds Massachusetts license 1021833.
- NPI
- 1558011320NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012437478
- NPI enumeration date
- March 25, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nicholas James Caldwell practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Caldwell'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
Dr. Nicholas James Caldwell is affiliated with 4 sites of care and 2 medical groups
Dr. Caldwell's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Caldwell is also affiliated with Martha's Vineyard Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Caldwell to 1 more hospital, 1 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 Dr. Nicholas James Caldwell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Caldwell practices, 4 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 |
| +3 more sites 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.
Dr. Nicholas James Caldwell is one of 306 pathologists in Massachusetts
Anatomic pathology and clinical pathology is Dr. Caldwell's primary specialty in the NPI Registry, under taxonomy code 207ZP0102X. Dr. Caldwell is licensed in Massachusetts.
Specialties and state licenses
- Anatomic pathology and clinical pathology, MassachusettsPrimary
Pathologists near Dr. Caldwell
Counts of pathologists 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
Dr. Nicholas James Caldwell's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Caldwell's median patient age at 61, with 49% women.
Dr. Caldwell's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women49%
- Men50%
Source: Dmand AI Patient Panel Data
How Dr. Nicholas James Caldwell takes part in Medicare
Dr. Caldwell 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)
Dr. Nicholas James Caldwell graduated from University of Iowa, RJ & L Carver College of Medicine
Dr. Caldwell graduated from University of Iowa, RJ & L Carver College of Medicine in 2022.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nicholas James Caldwell'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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. Nicholas James Caldwell
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Nicholas James Caldwell's NPI number?
Dr. Nicholas James Caldwell's NPI number is 1558011320. It was assigned on March 25, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Nicholas James Caldwell?
Dr. Nicholas James Caldwell is a pathologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Anatomic Pathology & Clinical Pathology Physician (taxonomy code 207ZP0102X).
Where does Dr. Nicholas James Caldwell practice?
Dr. Caldwell practices at 55 Fruit Street, Boston, MA 02114. Dr. Caldwell's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Caldwell to 1 hospital, 1 community health center and 1 medical group.
What is Dr. Nicholas James Caldwell's office phone number?
The practice phone on file for Dr. Caldwell is (617) 726-2000.
What is Dr. Nicholas James Caldwell's medical license number?
Dr. Caldwell holds Massachusetts license 1021833.
Which hospitals is Dr. Nicholas James Caldwell affiliated with?
Dr. Caldwell practices at Massachusetts General Hospital in Boston, Massachusetts. Dr. Caldwell is also affiliated with Martha's Vineyard Hospital. Dmand AI links Dr. Caldwell to 1 more hospital.
What medical group is Dr. Nicholas James Caldwell part of?
Dr. Caldwell is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Caldwell to 1 more medical group.
Does Dr. Nicholas James Caldwell accept Medicare?
Yes. CMS lists Dr. Caldwell as accepting Medicare assignment.
Where did Dr. Nicholas James Caldwell go to medical school?
Dr. Caldwell graduated from University of Iowa, RJ & L Carver College of Medicine in 2022.
How long has Dr. Nicholas James Caldwell been practicing?
Dr. Caldwell graduated from medical school in 2022, 4 years ago.
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