MS. DIANA LOUISE MALKIN-WASHEIM MPH,R.D., CDE, CD-N
NPI 1154637171
Dietitian, Registered in Richmond Hill, NY

Q: What is Diana Malkin-washeim's NPI number?

The NPI number for Diana Malkin-washeim is 1154637171. It was assigned to this individual provider in the NPPES registry on August 27, 2010.

Q: What is Diana Malkin-washeim's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Active since August 27, 2010

13303 JAMAICA AVE, RICHMOND HILL, NY 11418(516) 787-1065 Get Directions Write a Review

NPPES record last updated: March 20, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Ms. Diana Louise Malkin-washeim Mph,r.d., Cde, Cd-n NPPES

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

MS. DIANA LOUISE MALKIN-WASHEIM MPH,R.D., CDE, CD-N (NPI 1154637171) is an individual dietitian, registered in Richmond Hill, New York, licensed in New York (002798) and active in the NPI registry since August 2010.

NPPES Registry Identity

NPI1154637171

Entity TypeIndividualFemale

Primary Taxonomy133V00000X

Provider Legal NameMS. DIANA LOUISE MALKIN-WASHEIMCredential: MPH,R.D., CDE, CD-N

Location Address13303 JAMAICA AVERichmond Hill, NY 11418-2618

Mailing Address13303 Jamaica AveRichmond Hill, NY 11418-2618 · (516) 787-1065

Phone(516) 787-1065

Sole ProprietorYes

Enumeration DateAugust 27, 2010

Last NPPES UpdateMarch 20, 2026

NPPES CertifiedMarch 20, 2026

✔ NPI 1154637171 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers

Taxonomy Code133V00000X

License✔ Licensed in NY · 002798

Definition

A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.

Also ListedDietitian, Registered · Nutrition, Obesity and Weight ManagementTaxonomy 133VN1201X · License 002798 (NY)

13303 JAMAICA AVE, Richmond Hill, NY 11418

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Texas.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Diana Louise Malkin-washeim Mph,r.d., Cde, Cd-n is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

Medicare enrollment records show Diana Malkin-washeim reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Jamaica Hospital

0.2 mi

Emergency Medical Services

8900 VAN WYCK EXPWY
Jamaica, NY 11418

Reassigned Medicare billing, New York enrollment
738 clinicians in this Medicare group

NPI 1477505220 (718) 206-8918

Bronxcare Health System

10.0 mi

Psychiatry

1276 FULTON AVE
Bronx, NY 10456

Reassigned Medicare billing, New York enrollment
795 clinicians in this Medicare group

NPI 1073806519 (718) 901-8920

Harbor View Medical Services PC

41 mi

Cardiovascular Disease

210 N BELLE MEAD RD
East Setauket, NY 11733

Reassigned Medicare billing, New York enrollment
68 clinicians in this Medicare group

NPI 1922364181 (631) 686-7890

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 14

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MARINA BISSADA DO

Student in an Organized Health Care Education/Training Program

13303 JAMAICA AVE
RICHMOND HILL, NY 11418

Queens County (718) 206-6942

MEERA KUNTAWALA

Family Medicine

13303 JAMAICA AVE
JAMAICA, NY 11418

Queens County (718) 657-7093

LEAH PETRUCELLI

Family Medicine

13303 JAMAICA AVE
JAMAICA, NY 11418

Queens County (718) 657-7093

MRS. MARIA ISABEL HERNANDEZ NP

Nurse Practitioner (Obstetrics & Gynecology)

13303 JAMAICA AVE
RICHMOND HILL, NY 11418

Queens County (718) 291-3276

DR. CAMERON E NIENABER M.D.

Family Medicine

13303 JAMAICA AVE
JAMAICA, NY 11418

Queens County (718) 657-7093

DR. STACEY JOSEPHINE MARTINEZ MD

Family Medicine

13303 JAMAICA AVE
RICHMOND HILL, NY 11418

Queens County (718) 657-7093

DR. REGINALD DOUGLAS HUGHES M.D.

Family Medicine

13303 JAMAICA AVE
JAMAICA, NY 11418

Queens County (718) 657-7093

NICHOLAS LUKE PANTALEO MD

Family Medicine

13303 JAMAICA AVE
JAMAICA, NY 11418

Queens County (718) 206-6914

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 Diana Malkin-washeim's NPI number?

The NPI number for Diana Malkin-washeim is 1154637171. It was assigned to this individual provider in the NPPES registry on August 27, 2010.

Where is Diana Malkin-washeim located?

Diana Malkin-washeim practices at 13303 Jamaica Ave, Richmond Hill, NY 11418. The listed phone number is (516) 787-1065.

What is Diana Malkin-washeim's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Is Diana Malkin-washeim enrolled in Medicare?

Yes. Diana Malkin-washeim is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Diana Malkin-washeim's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Malkin-washeim reassigns Medicare benefits to 3 organizations: Jamaica Hospital (Jamaica, NY), Bronxcare Health System (Bronx, NY) and Harbor View Medical Services PC (East Setauket, NY). 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 Diana Malkin-washeim's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diana Malkin-washeim accept?

Health plans from Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Texas list Diana Malkin-washeim 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.

When was this NPI record last updated?

The NPPES record for Diana Malkin-washeim was last updated on March 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.