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MICHELLE J SIA D.O.
NPI 1376707588
Obstetrics & Gynecology in Boston, MA

Active since July 16, 2008PECOS EnrolledAccepts Medicare Assignment
850 HARRISON AVE, YAWKEY 4TH FLOOR, BOSTON, MA 02118(617) 414-2000(617) 414-5798 Get Directions Write a Review

NPPES record last updated: November 4, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Michelle J Sia D.o. NPPES

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

MICHELLE J SIA D.O. (NPI 1376707588) is an individual obstetrics & gynecology provider in Boston, Massachusetts, licensed in Massachusetts (236496) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS, is affiliated with Boston Medical Center, and is a graduate of Other (2004).

NPPES Registry Identity

NPI1376707588
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameMICHELLE J SIACredential: D.O.
Location Address850 HARRISON AVE, YAWKEY 4TH FLOORBoston, MA 02118-4001
Mailing Address720 Harrison Ave, Dob 503Boston, MA 02118-2371
Phone(617) 414-2000
Fax(617) 414-5798
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateJuly 16, 2008
Last NPPES UpdateNovember 4, 2014
✔ NPI 1376707588 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in MA · 236496
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
850 HARRISON AVE, Boston, MA 02118
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Other Identifiers 2

Medicaid110080940AMA
Medicare PIN000901201MA

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

Michelle J Sia D.o. 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 ID3870656267
PECOS Enrollment IDI20090112000338
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.

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
$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
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
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.

SHEELA S MARU MD
Obstetrics & Gynecology
850 HARRISON AVE, YACC 4
BOSTON, MA 02118
Suffolk County (617) 414-2000
LIDYA H WLASIUK M.D.
Family Medicine
850 HARRISON AVE, YACC 5
BOSTON, MA 02118
Suffolk County (617) 414-2080
DEBORAH A FRANK MD
Pediatrics
850 HARRISON AVE, YACC5
BOSTON, MA 02118
Suffolk County (617) 414-4841
BRIAN R PENTI M.D.
Family Medicine
850 HARRISON AVE, YACC 4
BOSTON, MA 02118
Suffolk County (617) 414-2080
MARY CHIN LICSW
Social Worker (Clinical)
850 HARRISON AVE, DOWLING 9
BOSTON, MA 02118
Suffolk County (617) 414-4672
ADELIZA OLIVERO MD
Psychiatry & Neurology (Psychiatry)
850 HARRISON AVE
BOSTON, MA 02118
Suffolk County (617) 414-5245
JEAN EWAN CNM
Advanced Practice Midwife
850 HARRISON AVE, YAWKEY 4TH FLOOR
BOSTON, MA 02118
Suffolk County (617) 414-2000
DOREEN LINEHAN RN
Registered Nurse
850 HARRISON AVE, DOWLING NORTH, SUITE 5108
BOSTON, MA 02118
Suffolk County (617) 638-7062

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 Michelle Sia's NPI number?

The NPI number for Michelle Sia is 1376707588. It was assigned to this individual provider in the NPPES registry on July 16, 2008.

Where is Michelle Sia located?

Michelle Sia practices at 850 Harrison Ave Yawkey 4th Floor, Boston, MA 02118. The listed phone number is (617) 414-2000.

What is Michelle Sia's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Michelle Sia enrolled in Medicare?

Yes. Michelle Sia 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 Michelle Sia accept?

Health plans from Anthem Blue Cross and Blue Shield list Michelle Sia 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 Michelle Sia affiliated with any hospitals?

According to CMS data, Michelle Sia is affiliated with Boston Medical Center.

When was this NPI record last updated?

The NPPES record for Michelle Sia was last updated on November 4, 2014. 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.