FREDERICK DANIEL GRANT M.D.
NPI 1831247204
Nuclear Medicine - Nuclear Imaging & Therapy in Boston, MA
About Frederick Daniel Grant M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
FREDERICK DANIEL GRANT M.D. (NPI 1831247204) is an individual nuclear imaging & therapy provider in Boston, Massachusetts, licensed in Massachusetts (59705) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Children's Hospital Of Philadelphia, and is a graduate of State University Of New York At Stony Brook, School Of Medicine (1984).
NPPES Registry Identity
Specialties & Licenses 4
Other Identifiers 1
Accepted Insurance
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
Frederick Daniel Grant M.d. 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
3Medicare enrollment records show Frederick Grant reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Honesdale, PA 18431
- Reassigned Medicare billing, Pennsylvania enrollment
- 4,429 clinicians in this Medicare group
Doylestown, PA 18901
- Reassigned Medicare billing, Pennsylvania enrollment
- 3,488 clinicians in this Medicare group
Philadelphia, PA 19104
- Reassigned Medicare billing, Pennsylvania enrollment
- 76 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Children's Hospital Of Philadelphia
Childrens · Philadelphia, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02115 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
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 Frederick Grant's NPI number?
The NPI number for Frederick Grant is 1831247204. It was assigned to this individual provider in the NPPES registry on January 8, 2007.
Where is Frederick Grant located?
Frederick Grant practices at 300 Longwood Ave Children's Hospital, Nuclear Medicine, Pavillion 2, Boston, MA 02115. The listed phone number is (617) 355-2947.
What is Frederick Grant's specialty?
The primary specialty registered for this NPI is Nuclear Medicine, specializing in Nuclear Imaging & Therapy, with taxonomy code 207UN0902X.
Is Frederick Grant enrolled in Medicare?
Yes. Frederick Grant 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 Frederick Grant's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Frederick Grant reassigns Medicare benefits to 3 organizations: Geisinger Clinic (Honesdale, PA), University Of Penn - Medical Group (Doylestown, PA) and Radiology Associates Of Children's Hospital, Inc (Philadelphia, PA). 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 Frederick Grant's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Frederick Grant accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Frederick Grant as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Frederick Grant affiliated with any hospitals?
According to CMS data, Frederick Grant is affiliated with Children's Hospital Of Philadelphia.
When was this NPI record last updated?
The NPPES record for Frederick Grant was last updated on May 1, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Frederick Daniel Grant, M.D. · NPI 1831247204
Nuclear Imaging & Therapy physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since January 8, 2007.
## Identity
- **NPI:** 1831247204 (Entity type: Individual)
- **Enumerated:** January 8, 2007
- **Primary specialty:** Nuclear Medicine - Nuclear Imaging & Therapy · taxonomy 207UN0902X
- **State license:** 59705 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 LONGWOOD AVE, CHILDREN'S HOSPITAL, NUCLEAR MEDICINE, PAVILLION 2, Boston, MA 02115-5724
- **Phone:** (617) 355-2947 · **Fax:** (617) 730-0620
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Geisinger Clinic (NPI 1720495393, Honesdale, PA); University Of Penn - Medical Group (NPI 1538056163, Doylestown, PA); Radiology Associates Of Children's Hospital, Inc (NPI 1467403261, Philadelphia, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York At Stony Brook, School Of Medicine, class of 1984
## Record status
- **NPPES last updated:** May 1, 2024
- **Other identifiers:** Medicaid 3136965 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1831247204) · Data from the CMS NPPES public registry.