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HAEWOOK HAN PHD, RD, CSR, LDN
NPI 1053506618
Dietitian, Registered - Nutrition, Renal in Boston, MA

Active since September 07, 2007Accepts Medicare Assignment
133 BROOKLINE AVE, BOSTON, MA 02215(617) 421-1380(617) 421-2115 Get Directions Write a Review

NPPES record last updated: August 26, 2015. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Haewook Han Phd, Rd, Csr, Ldn NPPES

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

HAEWOOK HAN PHD, RD, CSR, LDN (NPI 1053506618) is an individual nutrition, renal provider in Boston, Massachusetts, licensed in Massachusetts (1706) and active in the NPI registry since September 2007. She is a graduate of Tufts University School Of Medicine (1986).

NPPES Registry Identity

NPI1053506618
Entity TypeIndividualFemale
Primary Taxonomy133VN1005X
Provider Legal NameHAEWOOK HANCredential: PHD, RD, CSR, LDN
Location Address133 BROOKLINE AVEBoston, MA 02215-3904
Mailing Address133 Brookline Ave, Nephrology DepartmentBoston, MA 02215-3904 · (617) 421-1126 · Fax (617) 421-1066
Phone(617) 421-1380
Fax(617) 421-2115
Sole ProprietorYes
Medical School CMSTufts University School Of MedicineGraduated 1986
Enumeration DateSeptember 7, 2007
Last NPPES UpdateAugust 26, 2015
✔ NPI 1053506618 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, Registered · Nutrition, RenalDietary & Nutritional Service Providers
Taxonomy Code133VN1005X
License✔ Licensed in MA · 1706
Definition
An individual who is a Board Certified Specialist in Renal Nutrition and works directly with adult and/or pediatric patients with acute kidney injury, chronic kidney disease (CKD) stages 1-5, or receiving renal replacement therapies (dialysis/transplant) in a variety of settings, OR works indirectly in management, education, or research practice linked specifically to renal nutrition. The specialist in renal/nephrology nutrition is responsible for nutrition assessment, diagnosis, intervention, monitoring, and evaluation.
133 BROOKLINE AVE, Boston, MA 02215
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Accepted Insurance

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

Haewook Han Phd, Rd, Csr, Ldn 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 ID4587751672
PECOS Enrollment IDI20071106000837

Medicare Billing Reassignments

2

Medicare enrollment records show Haewook Han reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Atrius Health, Inc.
Same address
Internal Medicine
133 BROOKLINE AVE
Boston, MA 02215
  • Reassigned Medicare billing, Massachusetts enrollment
  • 1,317 clinicians in this Medicare group
NPI 1871639914 (617) 421-1000
Kidney Nutrition Consult, LLC
5.0 mi
Nutrition, Renal
285 VICTORY RD
Quincy, MA 02171
  • Reassigned Medicare billing, Massachusetts enrollment
NPI 1659956241 (617) 320-2804

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 2

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.

Therapy procedure for nutrition management, each 15 minutes 97802
This is a 15-minute session focused on managing your nutrition. A professional will assess your dietary habits and provide personalized advice to improve your health. It can help manage weight, control chronic diseases, and promote overall wellbeing.
815 services193 patients
Therapy procedure reassessment for nutrition management, each 15 minutes 97803
This is a process where a healthcare professional reviews your nutritional needs every 15 minutes. It's part of managing your diet to ensure optimal health. The review may involve adjusting your meal plans, evaluating your body's response to certain foods, and monitoring your overall nutrition status.
525 services128 patients

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.

MRS. MELISSA ASHLEY ZIOGAS APRN-FNP
Nurse Practitioner (Family)
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-1000
SHIVAUN ELAINE PIKE NP
Nurse Practitioner (Adult Health)
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-1000
HARRIET SCHEFT M.D.
Psychiatry & Neurology (Psychiatry)
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-2040
CAROL J ZUCKERMAN M.D.
Internal Medicine
133 BROOKLINE AVE, INTERNAL MEDICINE
BOSTON, MA 02215
Suffolk County (617) 421-5804
HARVARD VANGUARD MEDICAL ASSOCIATES
Social Worker
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-1000
DIANE L. GILWORTH NP
Registered Nurse
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-6050
MARGARET SIDOR PHD, CGC
Genetic Counselor, MS
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (617) 421-1035
NED WILSON MORSE
Technician/Technologist (Optician)
133 BROOKLINE AVE
BOSTON, MA 02215
Suffolk County (174) 211-1496

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 Haewook Han's NPI number?

The NPI number for Haewook Han is 1053506618. It was assigned to this individual provider in the NPPES registry on September 7, 2007.

Where is Haewook Han located?

Haewook Han practices at 133 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 421-1380.

What is Haewook Han's specialty?

The primary specialty registered for this NPI is Dietitian, Registered, specializing in Nutrition, Renal, with taxonomy code 133VN1005X.

Is Haewook Han enrolled in Medicare?

Yes. Haewook Han 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 Haewook Han's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Haewook Han reassigns Medicare benefits to 2 organizations: Atrius Health, Inc. (Boston, MA) and Kidney Nutrition Consult, LLC (Quincy, 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 Haewook Han's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Haewook Han accept?

Health plans from Anthem Blue Cross and Blue Shield list Haewook Han 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 Haewook Han was last updated on August 26, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.