Kathryn N. Silvestris, PA-C
- Medicare services, 2024
- 184
- Medicare patients, 2024
- 205
- Part D claims, 2024
- 366
- Hospital affiliations
- 1
- Medical groups
- 4
- Practice address
- 295 Varnum Avenue, Lowell, MA 01854
- Practice phone
- Call (978) 937-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Kathryn Silvestris' professional email, personal email and mobile number
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Kathryn N. Silvestris is a physician assistant in Lowell, Massachusetts
Kathryn Silvestris practices at Lowell General Hospital in Lowell, Massachusetts, part of Tufts Medicine.
Kathryn Silvestris' NPI, 1104448539, was assigned on May 7, 2020.
- NPI
- 1104448539NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133546526
- NPI enumeration date
- May 7, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (978) 937-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Kathryn N. Silvestris practices at Lowell General Hospital in Lowell, Massachusetts
Kathryn Silvestris' primary practice is Lowell General Hospital, at 295 Varnum Avenue, Lowell, MA 01854 in Middlesex County. The practice phone is (978) 937-6000.
- Lowell General Hospital295 Varnum Avenue, Lowell, MA 01854 · Middlesex CountyPhone(978) 937-6000
Source: Dmand AI Affiliation Data
Kathryn N. Silvestris is affiliated with 2 sites of care and 4 medical groups
Kathryn Silvestris' primary practice is Lowell General Hospital in Lowell, Massachusetts, part of Tufts Medicine. The medical group on file is Merrimack Valley Emergency Associates. Dmand AI also links Kathryn Silvestris to 3 more medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Kathryn N. Silvestris' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Kathryn Silvestris practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lowell General Hospital | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Kathryn N. Silvestris is one of 3,922 physician assistants in Massachusetts
Physician assistant is Kathryn Silvestris' primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Kathryn Silvestris
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Kathryn N. Silvestris billed Medicare for 184 services in 2024
CMS data shows 184 Medicare services from Kathryn Silvestris across 5 procedure codes in 2024, for 205 Medicare patients. Medicare paid $14,659 for them.
Where Kathryn Silvestris' Medicare services took place, 2024
- In an office3117%
- In a facility15383%
Kathryn Silvestris compared with the Massachusetts median for physician assistants, 2024
- Kathryn Silvestris
- Massachusetts median
- Medicare services
- 184vs 43958% below
- Medicare patients
- 205vs 12169% above
- Part D claims
- 181vs 33346% below
Medians across 2,399 physician assistants in Massachusetts with Dmand AI profiles that report each measure.
Kathryn Silvestris' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Kathryn N. Silvestris treated 205 Medicare patients in 2024, average age 66
CMS counts 205 Medicare patients who saw Kathryn Silvestris in 2024. The largest group is under 65, with 76 patients. 69% of them have high cholesterol, and 68% have high blood pressure. 49% are also on Medicaid. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Kathryn Silvestris' median patient age at 45, with 58% women.
Kathryn Silvestris' Medicare patients by age, 2024
Kathryn Silvestris' Medicare patients by sex, 2024
- Women11255%
- Men9345%
Chronic conditions among Kathryn Silvestris' Medicare patients, 2024
- High cholesterol69%
- High blood pressure68%
- Anxiety50%
- Mood disorders45%
- Arthritis43%
- Depression40%
- Chronic kidney disease29%
- Diabetes28%
Share of Medicare patients with each condition. A patient can have several.
Kathryn Silvestris' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Kathryn N. Silvestris wrote 366 Medicare Part D claims in 2024
In 2024, Kathryn Silvestris wrote 366 Medicare Part D claims for 224 patients. 93% of them were for generic drugs. CMS names the drug for 181 of them, across 9 drugs with 11 or more claims each, at $1,482 in total drug cost.
Kathryn Silvestris' Part D claims by kind of drug, 2024
- Generic340 claims93%
- Brand-name and other26 claims7%
Kathryn Silvestris' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Kathryn Silvestris' Part D claims, 2024
- Opioids7%27 of 366 claims
- Antibiotics25%91 of 366 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Kathryn N. Silvestris takes part in Medicare
Kathryn Silvestris accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Kathryn N. Silvestris's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Kathryn N. Silvestris
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What is Kathryn N. Silvestris' NPI number?
Kathryn N. Silvestris' NPI number is 1104448539. It was assigned on May 7, 2020, and it is active in the NPI Registry.
What does Kathryn N. Silvestris specialize in?
Kathryn N. Silvestris is a physician assistant in Lowell, Massachusetts. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Kathryn N. Silvestris practice?
Kathryn Silvestris practices at 295 Varnum Avenue, Lowell, MA 01854. Kathryn Silvestris' primary practice is Lowell General Hospital in Lowell, Massachusetts, part of Tufts Medicine. Dmand AI also links Kathryn Silvestris to 3 medical groups and 1 group practice or clinic.
What is Kathryn N. Silvestris' office phone number?
The practice phone on file for Kathryn Silvestris is (978) 937-6000.
Which hospitals is Kathryn N. Silvestris affiliated with?
Kathryn Silvestris practices at Lowell General Hospital in Lowell, Massachusetts.
What medical group is Kathryn N. Silvestris part of?
Kathryn Silvestris is linked to Merrimack Valley Emergency Associates. Dmand AI links Kathryn Silvestris to 3 more medical groups.
Does Kathryn N. Silvestris accept Medicare?
Yes. CMS data shows Kathryn Silvestris billed Medicare for 184 services in 2024, and Kathryn Silvestris accepts Medicare assignment.
How many Medicare patients does Kathryn N. Silvestris see?
CMS counts 205 Medicare patients who saw Kathryn Silvestris in 2024, with an average age of 66.
What services does Kathryn N. Silvestris bill to Medicare?
In 2024, Kathryn Silvestris' most billed Medicare services were emergency department visit (99284), emergency department visit (99285) and office visit, established patient (99213).
What drugs does Kathryn N. Silvestris prescribe most?
In 2024 Medicare Part D data, Kathryn Silvestris' most prescribed drugs by claims were Prednisone, Amoxicillin-Clavulanate Potass and Oxycodone HCl.
How long has Kathryn N. Silvestris been practicing?
Kathryn Silvestris graduated from medical school in 2019, 7 years ago.
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