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KATHRYN SILVESTRIS PA-C
NPI 1104448539
Physician Assistant in Lowell, MA

Active since May 07, 2020PECOS EnrolledAccepts Medicare Assignment
99.51/100
CMS Quality Rating
295 VARNUM AVE, LOWELL, MA 01854(978) 937-6000 Get Directions Write a Review

NPPES record last updated: August 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 11, 2025, Dec 1, 2020, Sep 14, 2020 and 1 more (4 updates tracked since 2020).

About Kathryn Silvestris Pa-c NPPES

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

KATHRYN SILVESTRIS PA-C (NPI 1104448539) is an individual physician assistant in Lowell, Massachusetts and active in the NPI registry since May 2020. She is enrolled in Medicare PECOS, is affiliated with Androscoggin Valley Hospital, and maintains a secondary practice location in Lowell.

NPPES Registry Identity

NPI1104448539
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameKATHRYN SILVESTRISCredential: PA-C
Location Address295 VARNUM AVELowell, MA 01854-2134
Mailing Address295 Varnum AveLowell, MA 01854-2134 · (978) 937-6000
Phone(978) 937-6000
Sole ProprietorYes
Medical School CMSOtherGraduated 2019
Enumeration DateMay 7, 2020
Last NPPES UpdateAugust 11, 20254 updates tracked since enumeration
NPPES CertifiedAugust 11, 2025
✔ NPI 1104448539 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
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.
295 VARNUM AVE, Lowell, MA 01854
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Secondary Practice Location 1

Location 11 Hospital DrLowell, MA 01852-1311 · Phone (978) 458-1411

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families.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

Kathryn Silvestris Pa-c 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 ID9133546526
PECOS Enrollment IDI20240130000041
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 5

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.

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.
76 services72 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
48 services48 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.
31 services31 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
16 services16 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
13 services12 patients

Hospital Affiliations CMS Care Compare

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

Androscoggin Valley Hospital

Critical Access Hospitals · Berlin, NH
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number301310
Location59 Page Hill RoadBerlin, NH 03570 · Coos County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01854 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
$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.

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.

99.51/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality90.16
Improvement Activities40

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.

RAVI KRISHNA MURTHY MD
Emergency Medicine
295 VARNUM AVE
LOWELL, MA 01854
Middlesex County (978) 937-6161
NICOLE FLAHERTY
Nurse Practitioner (Pediatrics)
295 VARNUM AVE
LOWELL, MA 01854
Middlesex County (978) 937-6000
MRS. JULIE FRANCES VERGADOS SIMONEAU
Nurse Practitioner
295 VARNUM AVE
LOWELL, MA 01854
Middlesex County (978) 937-6088
KELLY SURABIAN
Physician Assistant
295 VARNUM AVE
LOWELL, MA 01854
Middlesex County (978) 937-6000
MISS MICHELLE MUKASA PA-C
Physician Assistant
295 VARNUM AVE
LOWELL, MA 01854
Middlesex County (978) 937-6439
DR. SUFYAN A SHEIKH MD
Anesthesiology
295 VARNUM AVE, ANESTHETICS OF LOWELL, PC
LOWELL, MA 01854
Middlesex County (978) 454-0941
DR. CYNTHIA LYNN MANNING M.D.
Hospitalist
295 VARNUM AVE
LOWELL, MA 01854
Middlesex County (978) 937-6439
JULIEANN DUONG PA-C
Physician Assistant (Medical)
295 VARNUM AVE
LOWELL, MA 01854
Middlesex County (978) 937-6000

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 Kathryn Silvestris's NPI number?

The NPI number for Kathryn Silvestris is 1104448539. It was assigned to this individual provider in the NPPES registry on May 7, 2020.

Where is Kathryn Silvestris located?

Kathryn Silvestris practices at 295 Varnum Ave, Lowell, MA 01854. The listed phone number is (978) 937-6000.

What is Kathryn Silvestris's specialty?

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

Is Kathryn Silvestris enrolled in Medicare?

Yes. Kathryn Silvestris 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 Kathryn Silvestris accept?

Health plans from Ambetter from NH Healthy Families list Kathryn Silvestris 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 Kathryn Silvestris affiliated with any hospitals?

According to CMS data, Kathryn Silvestris is affiliated with Androscoggin Valley Hospital.

When was this NPI record last updated?

The NPPES record for Kathryn Silvestris was last updated on August 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.