MRS. CYNTHIA CARROLL MACLACHLAN MSN, WHNP
NPI 1265432728
Nurse Practitioner - Obstetrics & Gynecology in Weymouth, MA

Active since July 27, 2005PECOS EnrolledAccepts Medicare Assignment
74.75/100
CMS Quality Rating
51 PERFORMANCE DR, WEYMOUTH, MA 02189(781) 682-8000 Get Directions Write a Review

NPPES record last updated: March 6, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mrs. Cynthia Carroll Maclachlan Msn, Whnp NPPES

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

MRS. CYNTHIA CARROLL MACLACHLAN MSN, WHNP (NPI 1265432728) is an individual obstetrics & gynecology provider in Weymouth, Massachusetts, licensed in Massachusetts (233849) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS, is affiliated with South Shore Hospital, and is a graduate of Other (2000).

NPPES Registry Identity

NPI1265432728
Entity TypeIndividualFemale
Primary Taxonomy363LX0001X
Provider Legal NameMRS. CYNTHIA CARROLL MACLACHLANCredential: MSN, WHNP
Location Address51 PERFORMANCE DRWeymouth, MA 02189-3141
Mailing Address31 Stanford DrHingham, MA 02043-4851 · (781) 740-0811
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateJuly 27, 2005
Last NPPES UpdateMarch 6, 2023
NPPES CertifiedMarch 6, 2023
NPI 1265432728 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · Obstetrics & GynecologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LX0001X
License Licensed in MA · 233849
51 PERFORMANCE DR, Weymouth, MA 02189

Accepted 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

Mrs. Cynthia Carroll Maclachlan Msn, Whnp 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 ID8426071879
PECOS Enrollment IDI20060111000792
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.

South Shore Hospital

Acute Care Hospitals · South Weymouth, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220100
Location55 Fogg RoadSouth Weymouth, MA 02190 · Norfolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02189 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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70.2
Promoting Interoperability77
Improvement Activities40
Cost64.8

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.

Registered Nurse
51 PERFORMANCE DR
WEYMOUTH, MA 02189
Obstetrics & Gynecology
51 PERFORMANCE DR
WEYMOUTH, MA 02189
Internal Medicine (Hematology & Oncology)
51 PERFORMANCE DR, SUITE 110
WEYMOUTH, MA 02189
Physical Therapist
51 PERFORMANCE DR
WEYMOUTH, MA 02189
Obstetrics & Gynecology
51 PERFORMANCE DR
WEYMOUTH, MA 02189
Nurse Practitioner
51 PERFORMANCE DR
WEYMOUTH, MA 02189
Internal Medicine (Hematology & Oncology)
51 PERFORMANCE DR, SUITE 110
WEYMOUTH, MA 02189
Occupational Therapist
51 PERFORMANCE DR
WEYMOUTH, MA 02189

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 Cynthia Maclachlan's NPI number?

The NPI number for Cynthia Maclachlan is 1265432728. It was assigned to this individual provider in the NPPES registry on July 27, 2005.

Where is Cynthia Maclachlan located?

Cynthia Maclachlan practices at 51 Performance Dr, Weymouth, MA 02189. The listed phone number is (781) 682-8000.

What is Cynthia Maclachlan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Obstetrics & Gynecology, with taxonomy code 363LX0001X.

Is Cynthia Maclachlan enrolled in Medicare?

Yes. Cynthia Maclachlan 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 Cynthia Maclachlan accept?

Health plans from Anthem Blue Cross and Blue Shield list Cynthia Maclachlan 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 Cynthia Maclachlan affiliated with any hospitals?

According to CMS data, Cynthia Maclachlan is affiliated with South Shore Hospital.

When was this NPI record last updated?

The NPPES record for Cynthia Maclachlan was last updated on March 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.