NPPES file of Aug 9, 2026

Doctors and health care providers in N Chelmsford, MA

66 individual NPPES records list a practice address in N Chelmsford, 259th of 406 Massachusetts cities. The largest group is cardiovascular disease physician: 8, 12% of the city's records, against 0% across Massachusetts. Page 2 of 2.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

N Chelmsford in Massachusetts

  • Rank in Massachusetts259th of 406 cities by records
  • Share of the state<0.1% of Massachusetts's records
  • Specialties present25 or more taxonomy codes
  • Top three groups28.8% of all records

Providers in N Chelmsford, alphabetically

  1. Zachary St Amant, CNPFamily Nurse Practitioner1235717869
  2. Carolinda Sterczala, MSW LICSWClinical Social Worker1033186424
  3. Paul Sweeney, NPPsychiatric/Mental Health Nurse Practitioner1255749750
  4. Nancy Sydow, N.P.Nurse Practitioner1912156027
  5. Arash Tabaee, M.D.Cardiovascular Disease Physician1962499608
  6. Philip Tavano, M.D.Internal Medicine Physician1710919238
  7. Paula Tirone, LICSWClinical Social Worker1487139747
  8. Kevin Tomany, MDOrthopaedic Surgery Physician1790746675
  9. Marlen ValdovinosMental Health Counselor1346169901
  10. Katherine Vansavage, MDObstetrics & Gynecology Physician1982622841
  11. Maricia VermaCounselor1457746901
  12. James Waters, MDInterventional Cardiology Physician1821038878
  13. Lisa Wentzell, FNP-BCNurse Practitioner1487269114
  14. Lisa Wessan, LICSWClinical Social Worker1982951448
  15. Lisa Zachert, PA-CPhysician Assistant1730158023
  16. Marc Zauderer, DMDGeneral Practice Dentistry1598799579

The largest Massachusetts cities

  1. Boston41,865
  2. Worcester13,166
  3. Springfield8,553
  4. Cambridge5,145
  5. Brockton4,287

All of Massachusetts →

How to read this directory

N Chelmsford, Massachusetts appears in the CMS National Plan and Provider Enumeration System with 66 registered healthcare providers spanning 25 or more distinct NUCC-taxonomy specialties. This count includes every individual clinician who has applied for an NPI and listed a practice address in N Chelmsford - physicians, dentists, nurse practitioners, physician assistants, chiropractors, physical therapists, optometrists, psychologists, podiatrists, and every other credentialed provider type CMS tracks. It does not measure hospital beds, urgent-care capacity, or whether a given clinic is accepting new patients; it measures the pool of professionals with current NPI enrollment and a N Chelmsford practice location on file. Every figure is drawn from the federal National Provider Identifier Registry (CMS NPPES) - more than 7 million providers, maintained since May 2007, with 2024 Medicare Part D data, and, according to CMS, can be searched, compared, and traced in our methodology.

The provider mix in N Chelmsford is weighted toward Cardiovascular Disease Physician (8 clinicians, followed by Clinical Social Worker with 6 and Family Nurse Practitioner with 5). That distribution reflects how NPPES records specialty: providers self-select a primary taxonomy code, so a family physician who also practices geriatrics will show up under whichever NUCC code they registered first. Relative to Massachusetts's population, N Chelmsford reports roughly 0.9 providers per 100,000 residents using the state-level denominator, which is a rough proxy rather than a precise access-to-care measurement; the true catchment area of any {cityName} clinician extends beyond the municipal boundary.

Of Massachusetts's most common specialties, Behavior Technician is the most prominent one with no provider currently listing a N Chelmsford practice address, a coverage gap N Chelmsford patients typically fill by traveling to a larger nearby hub.

For N Chelmsford patients, this directory is most useful as a starting shortlist. Important: PlainDoctor is a directory of publicly available CMS government data, not a review site, a ranking, or medical advice. NPPES data is self-reported and refreshed monthly; call the practice directly to confirm the provider is still there, accepts your insurance, and is taking new patients.

For informational purposes only; this directory is not medical advice and not a substitute for checking a license. See also: how to find a doctor and how to verify one.

Common questions

How many doctors are in N Chelmsford, MA?

There are 66 registered healthcare providers in N Chelmsford, MA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in N Chelmsford?

The most common specialties in N Chelmsford are Cardiovascular Disease Physician, Clinical Social Worker, Family Nurse Practitioner, Nurse Practitioner, Mental Health Counselor. Cardiovascular Disease Physician has the most providers with 8.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov). Records are self-reported registrations, not licenses.

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.