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DR. STEPHEN CHII-MING KO MD MA MPH MDIV
NPI 1669634648
Pediatrics in Oak Bluffs, MA

Active since June 30, 2008PECOS Enrolled
1 HOSPITAL RD, OAK BLUFFS, MA 02557(508) 693-0410 Get Directions Write a Review

NPPES record last updated: October 9, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Stephen Chii-ming Ko Md Ma Mph Mdiv NPPES

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

DR. STEPHEN CHII-MING KO MD MA MPH MDIV (NPI 1669634648) is an individual pediatrics provider in Oak Bluffs, Massachusetts, licensed in New York (238993) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1669634648
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. STEPHEN CHII-MING KOCredential: MD MA MPH MDIV
Location Address1 HOSPITAL RDOak Bluffs, MA 02557-1406
Mailing Address525 East 68th Street, Ht 510New York, NY 10021 · (212) 746-3320 · Fax (212) 746-8503
Phone(508) 693-0410
Sole ProprietorYes
Enumeration DateJune 30, 2008
Last NPPES UpdateOctober 9, 2024
NPPES CertifiedOctober 9, 2024
✔ NPI 1669634648 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in NY · 238993
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Also ListedPreventive Medicine · Public Health & General Preventive MedicineTaxonomy 2083P0901X · License 238993 (NY)
1 HOSPITAL RD, Oak Bluffs, MA 02557
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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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Stephen Chii-ming Ko Md Ma Mph Mdiv is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02557 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
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
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.

ZACHARY L GITLIN MD
Internal Medicine
1 HOSPITAL RD
OAK BLUFFS, MA 02557
Dukes County (508) 684-4500
MARTHA'S VINEYARD HOSPITAL
General Acute Care Hospital (Critical Access)
1 HOSPITAL RD
OAK BLUFFS, MA 02557
Dukes County (508) 684-4587
AUGUSTA ROSE COTTRELL NP
Nurse Practitioner (Family)
1 HOSPITAL RD
OAK BLUFFS, MA 02557
Dukes County (508) 693-0410
HUGH F HARWOOD MD
Family Medicine
1 HOSPITAL RD
OAK BLUFFS, MA 02557
Dukes County (508) 684-4500
NAVIGATOR HOMES OF MARTHA'S VINEYARD, INC.
Skilled Nursing Facility
1 HOSPITAL RD
OAK BLUFFS, MA 02557
Dukes County (508) 696-6465
AUBREY RYAN PA
Physician Assistant
1 HOSPITAL RD
OAK BLUFFS, MA 02557
Dukes County (508) 693-0410
LINDA S. STEWART M.D.
Obstetrics & Gynecology
1 HOSPITAL RD
OAK BLUFFS, MA 02557
Dukes County (508) 684-4500
MARTHA'S VINEYARD HOSPITAL, INC.
General Acute Care Hospital (Critical Access)
1 HOSPITAL RD
OAK BLUFFS, MA 02557
Dukes County (508) 693-0410

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 Stephen Ko's NPI number?

The NPI number for Stephen Ko is 1669634648. It was assigned to this individual provider in the NPPES registry on June 30, 2008.

Where is Stephen Ko located?

Stephen Ko practices at 1 Hospital Rd, Oak Bluffs, MA 02557. The listed phone number is (508) 693-0410.

What is Stephen Ko's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Stephen Ko enrolled in Medicare?

Yes. Stephen Ko is registered in the Medicare PECOS enrollment system.

What insurance does Stephen Ko accept?

Health plans from Anthem Blue Cross and Blue Shield list Stephen 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.

When was this NPI record last updated?

The NPPES record for Stephen Ko was last updated on October 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.