HARI S. RAMAN MD
NPI 1689133423
Internal Medicine - Hematology in Boston, MA
About Hari S. Raman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HARI S. RAMAN MD (NPI 1689133423) is an individual hematology provider in Boston, Massachusetts, licensed in Massachusetts (1018375) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, maintains a secondary practice location in Boston, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Hari S. Raman Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Hari Raman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- Also billed through NPI 1346433257 (Massachusetts)
- 1,026 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02215 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 02215
BOSTON, MA 02215
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 Hari Raman's NPI number?
The NPI number for Hari Raman is 1689133423. It was assigned to this individual provider in the NPPES registry on March 19, 2019.
Where is Hari Raman located?
Hari Raman practices at 450 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 632-6140.
What is Hari Raman's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology, with taxonomy code 207RH0000X.
Is Hari Raman enrolled in Medicare?
Yes. Hari Raman is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Hari Raman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hari Raman reassigns Medicare benefits to Dana-Farber Cancer Institute, Inc. (Boston, MA). The 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 Hari Raman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Hari Raman was last updated on July 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.
# Hari S. Raman, MD · NPI 1689133423
Hematology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since March 19, 2019.
## Identity
- **NPI:** 1689133423 (Entity type: Individual)
- **Enumerated:** March 19, 2019
- **Primary specialty:** Internal Medicine - Hematology · taxonomy 207RH0000X
- **State license:** 1018375 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 450 BROOKLINE AVE, Boston, MA 02215-5450
- **Phone:** (617) 632-6140
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Dana-Farber Cancer Institute, Inc. (NPI 1851333686, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** July 16, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1689133423) · Data from the CMS NPPES public registry.