DR. HARVEY JAY MAMON M.D., PH.D.
NPI 1265498000
Radiology - Radiation Oncology in Boston, MA

Q: What is Harvey Mamon's NPI number?

The NPI number for Harvey Mamon is 1265498000. It was assigned to this individual provider in the NPPES registry on April 21, 2006.

Q: What is Harvey Mamon's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Q: When was this NPI record last updated?

The NPPES record for Harvey Mamon was last updated on December 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since April 21, 2006PECOS EnrolledAccepts Medicare Assignment

BRIGHAM AND WOMEN'S HOSPITAL, RADIATION ON, 75 FRANCIS STREET, ASB1-L2, BOSTON, MA 02115(617) 732-7906(617) 264-5242 Get Directions Write a Review

NPPES record last updated: December 1, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Harvey Jay Mamon M.d., Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. HARVEY JAY MAMON M.D., PH.D. (NPI 1265498000) is an individual radiation oncology provider in Boston, Massachusetts, licensed in Massachusetts (157398) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1265498000

Entity TypeIndividualMale

Primary Taxonomy2085R0001X

Provider Legal NameDR. HARVEY JAY MAMONCredential: M.D., PH.D.

Location AddressBRIGHAM AND WOMEN'S HOSPITAL, RADIATION ON, 75 FRANCIS STREET, ASB1-L2Boston, MA 02115-6110

Mailing Address75 Francis St, Brigham And Women's Hospital, Radiation OncologyBoston, MA 02115-6110 · (617) 732-7906 · Fax (617) 264-5242

Phone(617) 732-7906

Fax(617) 264-5242

Sole ProprietorNo

Medical School CMSUniversity Of Massachusetts Medical SchoolGraduated 1993

Enumeration DateApril 21, 2006

Last NPPES UpdateDecember 1, 2025

NPPES CertifiedDecember 1, 2025

✔ NPI 1265498000 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0001X

License✔ Licensed in MA · 157398

Definition

A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.

Also ListedSpecialistTaxonomy 174400000X · License 157398 (MA)

BRIGHAM AND WOMEN'S HOSPITAL, RADIATION ON, Boston, MA 02115

Open in Google Maps ↗

Secondary Practice Locations 2

Location 155 Fruit StBoston, MA 02114-2696 · Phone (617) 726-2000

Location 2100 Blossom StBoston, MA 02114-2606 · Phone (617) 726-8651

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Taro Health.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

Dr. Harvey Jay Mamon M.d., Ph.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.

PECOS PAC ID1951350610

PECOS Enrollment IDI20050120000033

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Harvey Mamon reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Massachusetts General Physicians Organization Inc

1.8 mi

Dermatology

55 FRUIT ST, BUL 2
Boston, MA 02114

Reassigned Medicare billing, Massachusetts enrollment
6,360 clinicians in this Medicare group

NPI 1801874573 (617) 724-0287

The General Hospital Corporation

1.8 mi

General Acute Care Hospital

55 FRUIT ST, BULFINCH 360
Boston, MA 02114

Reassigned Medicare billing, Massachusetts enrollment
6,234 clinicians in this Medicare group

NPI 1023049236 (617) 726-2000

Dana-Farber Cancer Institute, Inc.

4.2 mi

General Acute Care Hospital

450 BROOKLINE AVE
Boston, MA 02215

Reassigned Medicare billing, Massachusetts enrollment
1,026 clinicians in this Medicare group

NPI 1851333686 (617) 632-3000

Brigham & Womens Physicians Organization Inc

4.2 mi

Internal Medicine

75 FRANCIS ST
Boston, MA 02115

Reassigned Medicare billing, Massachusetts enrollment
4,574 clinicians in this Medicare group

NPI 1033535497 (617) 732-5500

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 12

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.

Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy G6002

Stereoscopic x-ray guidance is a technique used in radiation therapy. It involves taking multiple X-ray images from different angles to create a 3D picture of the area to be treated. This helps accurately pinpoint the exact location for radiation delivery, ensuring the therapy is as effective as possible.

209 services13 patients

Radiation treatment management, 5 treatment sessions 77427

Radiation treatment management involves a series of 5 sessions where targeted radiation is used to destroy or shrink cancer cells in your body. Each session is carefully planned to maximize effectiveness while minimizing harm to healthy tissues. You may experience side effects which will be closely monitored and managed for your comfort.

53 services16 patients

Calculation of radiation therapy dose 77300

Radiation therapy dose calculation is a process to determine the exact amount of radiation needed to treat a specific area in the body. This calculation helps ensure the treatment is effective while minimizing harm to healthy tissues. It's a key part of planning your radiation therapy.

48 services13 patients

Ct guidance for insertion of radiation therapy fields 77014

CT guidance for insertion of radiation therapy fields involves using a CT scan to accurately map the area of your body where radiation will be applied. This ensures the radiation targets only the necessary area, minimizing impact to healthy tissues.

47 services12 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

17 services17 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

17 services15 patients

Design and construction of complex radiation treatment device 77334

The design and construction of a complex radiation treatment device is a process where a specialized instrument is created. This device targets harmful cells with high-energy rays to destroy or damage them, while minimizing impact on healthy cells. This aids in treating conditions like cancer.

16 services12 patients

Design and construction of radiation treatment device for high precision radiation therapy 77338

A radiation treatment device is custom-made for each patient to target cancer cells with high precision. It's designed to focus radiation on the tumor, sparing healthy tissue. This process ensures effective therapy while minimizing side effects.

15 services12 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

15 services15 patients

Complex radiation therapy planning 77263

Complex radiation therapy planning is a process to determine the most effective way to deliver radiation to a specific area in your body. It involves detailed imaging to map your body's structure, allowing for precise targeting of cancer cells while sparing healthy tissue.

14 services14 patients

High precision radiation therapy planning 77301

High precision radiation therapy planning involves detailed mapping of your body to target cancer cells accurately. Advanced imaging techniques help identify the exact location of the tumor, minimizing harm to healthy tissues. This personalized approach enhances effectiveness and reduces side effects.

12 services12 patients

Special radiation treatment 77470

Special radiation treatment is a medical procedure that uses high-energy rays to destroy or damage cancer cells. It's a targeted approach that aims to minimize harm to healthy tissues. The treatment duration varies based on individual health conditions.

12 services12 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220110

Location75 Francis StreetBoston, MA 02115 · Suffolk County

Emergency services Birthing friendly

Physician 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.

New Patient

$189.86 typical visit price

range $63.72 – $189.86

Typical copayment $47.46 (range $15.93 – $47.46)

Most-billed visit code 99205

Established Patient

$78.84 typical visit price

range $21.07 – $155.29

Typical copayment $19.71 (range $5.26 – $38.82)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Harvey Mamon's NPI number?

The NPI number for Harvey Mamon is 1265498000. It was assigned to this individual provider in the NPPES registry on April 21, 2006.

Where is Harvey Mamon located?

Harvey Mamon practices at Brigham And Women's Hospital, Radiation On 75 Francis Street, Asb1-L2, Boston, MA 02115. The listed phone number is (617) 732-7906.

What is Harvey Mamon's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Harvey Mamon enrolled in Medicare?

Yes. Harvey Mamon 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 Harvey Mamon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Harvey Mamon reassigns Medicare benefits to 4 organizations: Massachusetts General Physicians Organization Inc (Boston, MA), The General Hospital Corporation (Boston, MA), Dana-Farber Cancer Institute, Inc. (Boston, MA) and Brigham & Womens Physicians Organization 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 Harvey Mamon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Harvey Mamon accept?

Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Harvey Mamon 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 Harvey Mamon affiliated with any hospitals?

According to CMS data, Harvey Mamon is affiliated with Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Harvey Mamon was last updated on December 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.