NPPES file of Aug 9, 2026

Katherine Emily Matas, PHD, APRN, BC

Adult Health Nurse Practitioner · Watertown, NY

Katherine Emily Matas, PHD, APRN, BC is an adult health nurse practitioner with a practice address in Watertown, New York, and NPI 1609936970, issued on Dec 9, 2006. Check the license (New York 440054, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609936970
Name
Katherine Emily Matas
Credential
PHD, APRN, BC
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License numbers
440054 NY
AP2527 AZ
Self-reported in NPPES; status is on the state search
Practice location
830 Washington St, Watertown, NY 13601
Phone
(315) 785-4615
Enumerated
Dec 9, 2006
Record last updated
Apr 12, 2024
Fax
(315) 785-4542
Medicaid ID
07162105 NY
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest adult health nurse practitioner records → All 6,028 in New York → Look up another NPI →

Also registered at 830 Washington St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sheryl Abbott, PA-CPhysician Assistant1386245033
  2. Jeby Abraham, DOInternal Medicine Physician1427511377
  3. Amanda Agley, PA-CPhysician Assistant1730748419
  4. Rafeeque Ahmad, MDFamily Medicine Physician1891689733
  5. Hamzah Akram, MDInternal Medicine Physician1447746292
  6. John Arber, MDEmergency Medicine Physician1497779433

Verify Katherine Emily Matas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 440054    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the New York license search

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19% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024

1,041 Medicare Part D claims for 84 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 440 claims were for opioids.

  1. Katherine Matas1,041
  2. Specialty average1,280

Most prescribed

  1. Gabapentin168 claims
  2. Oxycodone Hcl117 claims
  3. Morphine Sulfate69 claims
  4. Morphine Sulfate Er65 claims
  5. Hydrocodone-Acetaminophen63 claims
  6. Duloxetine Hcl40 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $471.50

23 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 12,291 providers of this specialty with any payment received $946.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katherine Matas$471.50
  2. Specialty average$946.40

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Katherine Emily Matas among 6,028 adult health nurse practitioner records in New York

Katherine Emily Matas, PHD, APRN, BC is one of 6,028 adult health nurse practitioner records with a practice address in New York. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 87% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · 44% of these records are
  • Record last updated2024 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

17 adult health nurse practitioner records list a practice address in Watertown

They are 17 of the 1,380 NPPES records with a practice address in Watertown, and 6,028 adult health nurse practitioner records in New York.

All 6,028 in New York → Every provider in Watertown → Adult Health Nurse Practitioner nationwide →

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Sue Carley-Graves, NPWatertown, NY 136011073566279
  2. Mary Dawley, NPWatertown, NY 136011669654414
  3. Florence Hare, N.P.Watertown, NY 136011659396901
  4. Ann Lepine, ANP, FNPWatertown, NY 136011447253471
  5. Judith Maloney, ANPWatertown, NY 136011891776555
  6. Debra Marsala, ANPWatertown, NY 136011922259373
  7. Marcy Mills, NPWatertown, NY 136011831102748
  8. Linda Moser, ANPWatertown, NY 136011043202005

Common questions

What is Katherine Emily Matas, PHD, APRN, BC's NPI number?

Katherine Emily Matas, PHD, APRN, BC's National Provider Identifier (NPI) is 1609936970, issued on Dec 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Emily Matas, PHD, APRN, BC located?

The NPPES record lists a practice address at 830 Washington St, Watertown, NY, 13601. Phone: (315) 785-4615. Providers update this record themselves, so call before visiting.

How can I verify Katherine Emily Matas, PHD, APRN, BC's license?

NPPES lists New York license number 440054, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Emily Matas, PHD, APRN, BC prescribe under Medicare Part D?

In 2024, Katherine Emily Matas, PHD, APRN, BC had 1,041 Medicare Part D claims for 84 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.