RITCHELL VAN DAMS M.D.
NPI 1992156376
Radiology - Radiation Oncology in Boston, MA

Q: What is Ritchell Van Dams's NPI number?

The NPI number for Ritchell Van Dams is 1992156376. It was assigned to this individual provider in the NPPES registry on June 27, 2016.

Q: What is Ritchell Van Dams'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 Ritchell Van Dams was last updated on September 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since June 27, 2016PECOS EnrolledAccepts Medicare Assignment

450 BROOKLINE AVE, BOSTON, MA 02215(617) 632-3000 Get Directions Write a Review

NPPES record last updated: September 2, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Ritchell Van Dams M.d. NPPES

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

RITCHELL VAN DAMS M.D. (NPI 1992156376) is an individual radiation oncology provider in Boston, Massachusetts, licensed in Massachusetts (289825) and active in the NPI registry since June 2016. He is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1992156376

Entity TypeIndividualMale

Primary Taxonomy2085R0001X

Provider Legal NameRITCHELL VAN DAMSCredential: M.D.

Location Address450 BROOKLINE AVEBoston, MA 02215-5450

Mailing Address450 Brookline AveBoston, MA 02215-5450 · (176) 323-0006

Phone(617) 632-3000

Sole ProprietorNo

Medical School CMSOtherGraduated 2016

Enumeration DateJune 27, 2016

Last NPPES UpdateSeptember 2, 2021

NPPES CertifiedSeptember 2, 2021

✔ NPI 1992156376 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 · 289825

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 ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

450 BROOKLINE AVE, Boston, MA 02215

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Secondary Practice Locations 2

Location 134 Maple StNorwalk, CT 06850-3815 · Phone (203) 852-2025

Location 275 Francis StBoston, MA 02115-6106 · Phone (617) 732-5500

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include 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

Ritchell Van Dams 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.

PECOS PAC ID9537440821

PECOS Enrollment IDI20210910000845

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 Ritchell Van Dams reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Dana-Farber Cancer Institute, Inc.

Same address

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

0.1 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

The General Hospital Corporation

2.7 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

Massachusetts General Physicians Organization Inc

2.7 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

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 14

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.

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.

1,102 services83 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.

134 services90 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.

129 services87 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.

48 services48 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.

46 services46 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.

43 services43 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.

43 services27 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.

28 services20 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.

28 services13 patients

Management of cranial lesion surgery using radiation over multiple sessions 77435

This procedure involves using targeted radiation to treat a lesion in the brain over several sessions. The radiation destroys the abnormal cells, helping to control or eliminate the lesion. It's a non-invasive treatment, meaning no surgical cuts are made.

25 services25 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

24 services23 patients

Telephone medical discussion with physician, 21-30 minutes 99443

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

20 services18 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

15 services15 patients

Telephone medical discussion with physician, 21-30 minutes 99443

12 services11 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 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.

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.

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.

PRABHSIMRANJOT SINGH MD

Internal Medicine (Hematology & Oncology)

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (617) 582-7956

SHAWN MAGUIRE PA-C

Physician Assistant

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (617) 582-8487

KARINA FRANCA

Genetic Counselor, MS

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (857) 215-2285

DR. SUZANNE JAQUETH FORREST M.D.

Pediatrics (Pediatric Hematology-Oncology)

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (617) 632-3270

LAUREN KIRITSY MSW, LCSW

Counselor (Mental Health)

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (857) 215-3448

OFIR WOLAJ MD

Internal Medicine (Hematology & Oncology)

450 BROOKLINE AVE, DANA 2058
BOSTON, MA 02215

Suffolk County (617) 632-6139

JASON BATALHA AGPCNP-BC

Nurse Practitioner

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (617) 632-6140

FATIMA EMRAN AMIR MS, LGC

Genetic Counselor, MS

450 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (617) 632-3729

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 Ritchell Van Dams's NPI number?

The NPI number for Ritchell Van Dams is 1992156376. It was assigned to this individual provider in the NPPES registry on June 27, 2016.

Where is Ritchell Van Dams located?

Ritchell Van Dams practices at 450 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 632-3000.

What is Ritchell Van Dams's specialty?

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

Is Ritchell Van Dams enrolled in Medicare?

Yes. Ritchell Van Dams 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 Ritchell Van Dams's services?

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

What insurance does Ritchell Van Dams accept?

Health plans from Taro Health list Ritchell Van Dams 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 Ritchell Van Dams affiliated with any hospitals?

According to CMS data, Ritchell Van Dams is affiliated with Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Ritchell Van Dams was last updated on September 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.