Katherine R. Tyros, DMD
Dentist · Chelmsford, MA
Katherine R. Tyros, DMD is a dentist with a practice address in Chelmsford, Massachusetts, and NPI 1457557399, issued on Jun 26, 2007. Check the license (Massachusetts 19463, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine R. Tyros
- Credential
- DMD
- Primary taxonomy
- Dentist 122300000X
- License number
- 19463 MA
Self-reported in NPPES; status is on the state search - Practice location
- 18 North RD, Chelmsford, MA 01824
- Phone
- (978) 256-2561
- Enumerated
- Jun 26, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (978) 256-5529
- Entity
- Type 1 · individual
8 nearest dentist records → All 2,934 in Massachusetts → Look up another NPI →
Also registered at 18 North RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christina BrownPeriodontics1881253722
- Ronald Chaput, DDSDentist1932304672
- Daniel Fadjo, DDSGeneral Practice Dentistry1255536074
- Ashim Kapur, DDSDentist1588869432
- David Mercurio, H.I.S.Hearing Instrument Specialist1053733154
- Randal Parradee, DMDGeneral Practice Dentistry1336344209
Verify Katherine R. Tyros in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 19463Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average dentist in 2024
17 Medicare Part D claims for 14 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
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: $15.78
1 payment: food and beverage; the largest payer was Patterson Companies, Inc. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Katherine R. Tyros among 2,934 dentist records in Massachusetts
Katherine R. Tyros, DMD is one of 2,934 dentist records with a practice address in Massachusetts. 58% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 12% of them.
- NPI issued2007 · 12% of these records are older, 77% newer
- In a Medicare fileYes · 58% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
22 dentist records list a practice address in Chelmsford
They are 22 of the 937 NPPES records with a practice address in Chelmsford, and 2,934 dentist records in Massachusetts.
All 2,934 in Massachusetts → Every provider in Chelmsford → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Ronald Chaput, DDSChelmsford, MA 018241932304672
- Setu Choksi, DMDChelmsford, MA 018241629523865
- Kadambari Colaco, DDSChelmsford, MA 018241295184869
- Peter Eliopoulos, D.M.D.Chelmsford, MA 018241316022288
- Lilia GavrilovChelmsford, MA 018241164599494
- Tarun JhambChelmsford, MA 018241023172079
- Ashim Kapur, DDSChelmsford, MA 018241588869432
- Monica Maillet, DMDChelmsford, MA 018241346770765
Common questions
What is Katherine R. Tyros, DMD's NPI number?
Katherine R. Tyros, DMD's National Provider Identifier (NPI) is 1457557399, issued on Jun 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Katherine R. Tyros, DMD located?
The NPPES record lists a practice address at 18 North RD, Chelmsford, MA, 01824. Phone: (978) 256-2561. Providers update this record themselves, so call before visiting.
How can I verify Katherine R. Tyros, DMD's license?
NPPES lists Massachusetts license number 19463, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine R. Tyros, DMD prescribe under Medicare Part D?
In 2024, Katherine R. Tyros, DMD had 17 Medicare Part D claims for 14 beneficiaries; the average among dentist prescribers was 86. 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.
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.