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DR. NAOMI KO M.D.
NPI 1043360928
Internal Medicine - Medical Oncology in Boston, MA

Active since January 11, 2007PECOS EnrolledAccepts Medicare Assignment
830 HARRISON AVE, MOAKLEY, 3RD FLOOR, BOSTON, MA 02118(617) 638-6428(617) 638-5756 Get Directions Write a Review

NPPES record last updated: July 8, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Naomi Ko M.d. NPPES

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

DR. NAOMI KO M.D. (NPI 1043360928) is an individual medical oncology provider in Boston, Massachusetts, licensed in Massachusetts (238926) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS, is affiliated with Boston Medical Center, and is a graduate of Johns Hopkins University School Of Medicine (2006).

NPPES Registry Identity

NPI1043360928
Entity TypeIndividualFemale
Primary Taxonomy207RX0202X
Provider Legal NameDR. NAOMI KOCredential: M.D.
Location Address830 HARRISON AVE, MOAKLEY, 3RD FLOORBoston, MA 02118-2905
Mailing Address720 Harrison Ave, Dob 503Boston, MA 02118
Phone(617) 638-6428
Fax(617) 638-5756
Sole ProprietorNo
Medical School CMSJohns Hopkins University School Of MedicineGraduated 2006
Enumeration DateJanuary 11, 2007
Last NPPES UpdateJuly 8, 2014
✔ NPI 1043360928 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License✔ Licensed in MA · 238926
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
Also ListedInternal MedicineTaxonomy 207R00000X · License 238926 (MA)
Also ListedInternal Medicine · HematologyTaxonomy 207RH0000X · License 238926 (MA)
830 HARRISON AVE, Boston, MA 02118
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Other Identifiers 2

Medicaid110084111AMA
Medicare PIN001308602MA

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Naomi Ko 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 ID8628115508
PECOS Enrollment IDI20260204000077
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.

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
77 services30 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
55 services17 patients

Hospital Affiliations CMS Care Compare

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

Boston Medical Center

Acute Care Hospitals · Boston, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220031
Location1 Boston Medical Center PlaceBoston, MA 02118 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02118 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
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
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.

DR. MAUREEN T KAVANAH M.D.
Surgery (Surgical Oncology)
830 HARRISON AVE, MOAKLEY SUITE 1200
BOSTON, MA 02118
Suffolk County (617) 638-8655
MR. DAVID M. TAUSEVICH CRNA, APRN, MS, CCRN
Nurse Anesthetist, Certified Registered
830 HARRISON AVE, SUITE 3500
BOSTON, MA 02118
Suffolk County (617) 638-8776
KARIMOT A MAKINDE FNP-C
Nurse Practitioner (Family)
830 HARRISON AVE, SUITE 1200, MOAKLEY BUILDING
BOSTON, MA 02118
Suffolk County (617) 414-7990
DR. HIROKO KUNITAKE MD
Colon & Rectal Surgery
830 HARRISON AVE, SUITE 2100
BOSTON, MA 02118
Suffolk County (617) 414-8054
DR. ANDREEA M NEGROIU M.D.
Internal Medicine (Medical Oncology)
830 HARRISON AVE, MOAKLEY, 3RD FLOOR
BOSTON, MA 02118
Suffolk County (617) 638-6428
DR. DUC BA PHAN AUD
Audiologist
830 HARRISON AVE
BOSTON, MA 02118
Suffolk County (617) 638-8124
CHRISTINE ENGLE
Nurse Practitioner (Adult Health)
830 HARRISON AVE, MOAKLEY 3RD FLOOR
BOSTON, MA 02118
Suffolk County (617) 638-6428
KATHRYN FRANCES KRUG NP
Nurse Practitioner (Acute Care)
830 HARRISON AVE, MOAKLEY BLDG SUITE 3500
BOSTON, MA 02118
Suffolk County (617) 638-8776

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 Naomi Ko's NPI number?

The NPI number for Naomi Ko is 1043360928. It was assigned to this individual provider in the NPPES registry on January 11, 2007.

Where is Naomi Ko located?

Naomi Ko practices at 830 Harrison Ave Moakley, 3rd Floor, Boston, MA 02118. The listed phone number is (617) 638-6428.

What is Naomi Ko's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Is Naomi Ko enrolled in Medicare?

Yes. Naomi Ko 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.

What insurance does Naomi Ko accept?

Health plans from Anthem Blue Cross and Blue Shield list Naomi Ko 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 Naomi Ko affiliated with any hospitals?

According to CMS data, Naomi Ko is affiliated with Boston Medical Center.

When was this NPI record last updated?

The NPPES record for Naomi Ko was last updated on July 8, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.