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BRIEN PATRICK DALY MD
NPI 1174519599
Obstetrics & Gynecology in Weston, MA

Active since September 21, 2005PECOS Enrolled
134 SOUTH ST, 2ND FLOOR, WESTON, MA 02493(781) 893-2224(781) 891-1041 Get Directions Write a Review

NPPES record last updated: August 29, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Brien Patrick Daly Md NPPES

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

BRIEN PATRICK DALY MD (NPI 1174519599) is an individual obstetrics & gynecology provider in Weston, Massachusetts, licensed in Massachusetts (74793) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and maintains a secondary practice location in Watertown.

NPPES Registry Identity

NPI1174519599
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameBRIEN PATRICK DALYCredential: MD
Location Address134 SOUTH ST, 2ND FLOORWeston, MA 02493
Mailing Address330 Mount Auburn St # 2Cambridge, MA 02138-5597 · (617) 499-5054
Phone(781) 893-2224
Fax(781) 891-1041
Sole ProprietorYes
Enumeration DateSeptember 21, 2005
Last NPPES UpdateAugust 29, 2024
NPPES CertifiedAugust 29, 2024
✔ NPI 1174519599 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 · 74793
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.
134 SOUTH ST, Weston, MA 02493
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Secondary Practice Location 1

Location 1480 Pleasant St Ste A200Watertown, MA 02472-2462 · Phone (617) 356-8282 · Fax (857) 737-3401

Other Identifiers 1

Medicaid3130151MA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Taro Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Brien Patrick Daly Md 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.

Medicare Billing Reassignment

Medicare enrollment records show Brien Daly reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Steward Medical Group, Inc
4.7 mi
Specialist
9 GALEN ST
Watertown, MA 02472
  • Reassigned Medicare billing, Massachusetts enrollment
  • 1,103 clinicians in this Medicare group
NPI 1629398219 (615) 467-4474

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

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.

Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
26 services26 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
19 services15 patients
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory Q0091
A Papanicolaou smear, often called a Pap smear, is a test to check for changes in cells. A small sample is gently collected from the lower region and sent to a lab for examination. This helps in early detection of potential health issues.
14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02493 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

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KATHLEEN LEMAITRE M.D.
Obstetrics & Gynecology
134 SOUTH ST, 2ND FLOOR
WESTON, MA 02493
Middlesex County (781) 893-2224

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 Brien Daly's NPI number?

The NPI number for Brien Daly is 1174519599. It was assigned to this individual provider in the NPPES registry on September 21, 2005.

Where is Brien Daly located?

Brien Daly practices at 134 South St 2nd Floor, Weston, MA 02493. The listed phone number is (781) 893-2224.

What is Brien Daly's specialty?

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

Is Brien Daly enrolled in Medicare?

Yes. Brien Daly is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Brien Daly's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brien Daly reassigns Medicare benefits to Steward Medical Group, Inc (Watertown, MA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Brien Daly's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Brien Daly accept?

Health plans from Taro Health list Brien Daly 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 Brien Daly was last updated on August 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.