1. Home
  2. Directory
  3. Massachusetts
  4. Leominster
  5. Physician Assistant
  6. NPI Profile

MISS SADIE PATRICIA MARCIANO PA-S
NPI 1679129449
Physician Assistant in Leominster, MA

Active since August 16, 2019PECOS EnrolledAccepts Medicare Assignment
220 MERRIAM AVE, LEOMINSTER, MA 01453(978) 870-2084 Get Directions Write a Review

NPPES record last updated: January 9, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Jan 9, 2026, Aug 16, 2019 (2 updates tracked since 2019).

About Miss Sadie Patricia Marciano Pa-s NPPES

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

MISS SADIE PATRICIA MARCIANO PA-S (NPI 1679129449) is an individual physician assistant in Leominster, Massachusetts, licensed in Massachusetts (PA7444) and active in the NPI registry since August 2019. She is enrolled in Medicare PECOS, is affiliated with North Shore Medical Center -, and maintains a secondary practice location in Boston.

NPPES Registry Identity

NPI1679129449
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMISS SADIE PATRICIA MARCIANOCredential: PA-S
Location Address220 MERRIAM AVELeominster, MA 01453-2760
Mailing Address220 Merriam AveLeominster, MA 01453-2760 · (978) 870-2084
Phone(978) 870-2084
Sole ProprietorYes
Medical School CMSOtherGraduated 2019
Enumeration DateAugust 16, 2019
Last NPPES UpdateJanuary 9, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 9, 2026
✔ NPI 1679129449 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in MA · PA7444
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
220 MERRIAM AVE, Leominster, MA 01453
Open in Google Maps ↗

Secondary Practice Location 1

Location 175 Francis StBoston, MA 02115-6110 · Phone (617) 732-5500

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

Miss Sadie Patricia Marciano Pa-s 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 ID6305259185
PECOS Enrollment IDI20210115002187
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.

Areas of Expertise CMS Part B claims 4

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
193 services123 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
86 services86 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
14 services14 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

North Shore Medical Center -

Acute Care Hospitals · Salem, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220035
Location81 Highland AvenueSalem, MA 01970 · Essex County
Emergency services Birthing friendly

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

Newton-Wellesley Hospital

Acute Care Hospitals · Newton, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220101
Location2014 Washington StreetNewton, MA 02462 · Middlesex County
Emergency services Birthing friendly

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Faulkner Hospital-Brigham And Women's

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220119
Location1153 Centre StreetBoston, MA 02130 · Suffolk County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01453 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
$73.22 typical visit price
range $19.11 – $144.84
Typical copayment $18.30 (range $4.77 – $36.21)
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.

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 Sadie Marciano's NPI number?

The NPI number for Sadie Marciano is 1679129449. It was assigned to this individual provider in the NPPES registry on August 16, 2019.

Where is Sadie Marciano located?

Sadie Marciano practices at 220 Merriam Ave, Leominster, MA 01453. The listed phone number is (978) 870-2084.

What is Sadie Marciano's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Sadie Marciano enrolled in Medicare?

Yes. Sadie Marciano 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 Sadie Marciano affiliated with any hospitals?

According to CMS data, Sadie Marciano is affiliated with North Shore Medical Center -, Massachusetts General Hospital, Newton-Wellesley Hospital, Brigham And Women's Hospital and Faulkner Hospital-Brigham And Women's.

When was this NPI record last updated?

The NPPES record for Sadie Marciano was last updated on January 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.