DIANE ELAINE GROGAN NP
NPI 1043429582
Nurse Practitioner - Adult Health in Boston, MA
About Diane Elaine Grogan Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANE ELAINE GROGAN NP (NPI 1043429582) is an individual adult health provider in Boston, Massachusetts, licensed in Massachusetts (194471) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS, is affiliated with Tufts Medical Center, and is a graduate of Other (1997).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Diane Elaine Grogan Np is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Diane Grogan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02111
- Reassigned Medicare billing, Massachusetts enrollment
- 133 clinicians in this Medicare group
Boston, MA 02111
- Reassigned Medicare billing, Massachusetts enrollment
- 334 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Tufts Medical Center
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02111 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOSTON, MA 02111
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Diane Grogan's NPI number?
The NPI number for Diane Grogan is 1043429582. It was assigned to this individual provider in the NPPES registry on May 22, 2007.
Where is Diane Grogan located?
Diane Grogan practices at 750 Washington St # 197, Boston, MA 02111. The listed phone number is (617) 636-4727.
What is Diane Grogan's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Diane Grogan enrolled in Medicare?
Yes. Diane Grogan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Diane Grogan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diane Grogan reassigns Medicare benefits to 2 organizations: Cardiovascular Center At Tufts Medical Center, Inc. (Boston, MA) and Pratt Medical Group, Inc (Boston, MA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Diane Grogan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Diane Grogan affiliated with any hospitals?
According to CMS data, Diane Grogan is affiliated with Tufts Medical Center.
When was this NPI record last updated?
The NPPES record for Diane Grogan was last updated on June 2, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Diane Elaine Grogan, NP · NPI 1043429582
Adult Health physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since May 22, 2007.
## Identity
- **NPI:** 1043429582 (Entity type: Individual)
- **Enumerated:** May 22, 2007
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** 194471 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 750 WASHINGTON ST # 197, Boston, MA 02111-1526
- **Phone:** (617) 636-4727
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Cardiovascular Center At Tufts Medical Center, Inc. (NPI 1447764253, Boston, MA); Pratt Medical Group, Inc (NPI 1013237809, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1997
## Record status
- **NPPES last updated:** June 2, 2011
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Source: [NPI Profile](https://npiprofile.com/npi/1043429582) · Data from the CMS NPPES public registry.