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DR. ANN YORK KAO MD
NPI 1588643282
Internal Medicine in Chelsea, MA

Active since January 11, 2006PECOS EnrolledAccepts Medicare Assignment
151 EVERETT AVE C51, CHELSEA HEALTHCARE CENTER-URGENT CARE, CHELSEA, MA 02150(617) 884-8302(617) 887-3704 Get Directions Write a Review

NPPES record last updated: August 3, 2012. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Ann York Kao Md NPPES

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

DR. ANN YORK KAO MD (NPI 1588643282) is an individual internal medicine provider in Chelsea, Massachusetts, licensed in Massachusetts (220229) and active in the NPI registry since January 2006. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of University Of Washington School Of Medicine (2000).

NPPES Registry Identity

NPI1588643282
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. ANN YORK KAOCredential: MD
Location Address151 EVERETT AVE C51, CHELSEA HEALTHCARE CENTER-URGENT CAREChelsea, MA 02150
Mailing AddressPo Box 9142, Mass. General Physician OrganizationCharlestown, MA 02129-9142 · (617) 643-0722 · Fax (617) 724-9068
Phone(617) 884-8302
Fax(617) 887-3704
Sole ProprietorNo
Medical School CMSUniversity Of Washington School Of MedicineGraduated 2000
Enumeration DateJanuary 11, 2006
Last NPPES UpdateAugust 3, 2012
✔ NPI 1588643282 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MA · 220229
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedPediatricsTaxonomy 208000000X · License 220229 (MA)
151 EVERETT AVE C51, Chelsea, MA 02150
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Other Identifiers 5

Other369355MA · Tufts Health Plan
Medicare UPINI09495
Medicaid2070791MA
OtherJ27655MA · Bcbs Of Ma
Medicare ID-Type UnspecifiedA37051MA

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. Ann York Kao Md 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 ID4587634290
PECOS Enrollment IDI20040729000963
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.

Hospital Affiliations CMS Care Compare

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

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02150 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
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.

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 Ann Kao's NPI number?

The NPI number for Ann Kao is 1588643282. It was assigned to this individual provider in the NPPES registry on January 11, 2006.

Where is Ann Kao located?

Ann Kao practices at 151 Everett Ave C51 Chelsea Healthcare Center-Urgent Care, Chelsea, MA 02150. The listed phone number is (617) 884-8302.

What is Ann Kao's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ann Kao enrolled in Medicare?

Yes. Ann Kao 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.

Is Ann Kao affiliated with any hospitals?

According to CMS data, Ann Kao is affiliated with Massachusetts General Hospital.

When was this NPI record last updated?

The NPPES record for Ann Kao was last updated on August 3, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.