Stephanie R. Lewis, PA
Physician Assistant · Chelmsford, MA
Stephanie R. Lewis, PA is a physician assistant with a practice address in Chelmsford, Massachusetts, and NPI 1821018516, issued on Jul 19, 2006. Check the license (Massachusetts 1586, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephanie R. Lewis
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 1586 MA
Self-reported in NPPES; status is on the state search - Practice location
- 228 Billerica RD, Chelmsford, MA 01824
- Phone
- (978) 250-6100
- Enumerated
- Jul 19, 2006
- Record last updated
- Nov 16, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20060810000165); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,713 in Massachusetts → Look up another NPI →
Also registered at 228 Billerica RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Stephanie R. Lewis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 1586Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average physician assistant in 2024
340 Medicare Part D claims for 221 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Doxycycline Monohydrate29 claims
- Fluticasone Propionate26 claims
- Prednisone23 claims
- Amoxicillin-Clavulanate Potass16 claims
- Hydrochlorothiazide14 claims
- Albuterol Sulfate Hfa13 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.
Bills Medicare through one group practice
- Atrius Health IncNeedham, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephanie R. Lewis among 4,713 physician assistant records in Massachusetts
Stephanie R. Lewis, PA is one of 4,713 physician assistant records with a practice address in Massachusetts. 78% 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 1% of them.
- NPI issued2006 · 1% of these records are older, 87% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2002 · median 2019 among the 3,217 with a school on file
- Record last updated2020 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 physician assistant records list a practice address in Chelmsford
They are 11 of the 937 NPPES records with a practice address in Chelmsford, and 4,713 physician assistant records in Massachusetts.
All 4,713 in Massachusetts → Every provider in Chelmsford → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Sonia Almeida, PAChelmsford, MA 018241063560357
- Kittiya Arisarachai, PA-CChelmsford, MA 018241467013672
- Cheryl Brackbill, PA-CChelmsford, MA 018241073713087
- Christine Hulbert, PA-CChelmsford, MA 018241407921778
- Erin McNamara, PAChelmsford, MA 018241215504790
- Catherine Napoli, PA-CChelmsford, MA 018241467130104
- Kira OzerChelmsford, MA 018241861365975
- Anne Riemer, PA-CChelmsford, MA 018241447447990
Common questions
What is Stephanie R. Lewis, PA's NPI number?
Stephanie R. Lewis, PA's National Provider Identifier (NPI) is 1821018516, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephanie R. Lewis, PA located?
The NPPES record lists a practice address at 228 Billerica RD, Chelmsford, MA, 01824. Phone: (978) 250-6100. Providers update this record themselves, so call before visiting.
How can I verify Stephanie R. Lewis, PA's license?
NPPES lists Massachusetts license number 1586, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Stephanie R. Lewis, PA prescribe under Medicare Part D?
In 2024, Stephanie R. Lewis, PA had 340 Medicare Part D claims for 221 beneficiaries; the average among physician assistant prescribers was 830. 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.