Marcia A. Sikorski, RD
Registered Dietitian · Haverhill, MA
Marcia A. Sikorski, RD is a registered dietitian with a practice address in Haverhill, Massachusetts, and NPI 1023267846, issued on Sep 17, 2008. Check the license (Massachusetts 2756, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marcia A. Sikorski
- Credential
- RD
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- 2756 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Parkway, Haverhill, MA 01830
- Phone
- (978) 521-3250
- Enumerated
- Sep 17, 2008
- Record last updated
- Mar 17, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (978) 469-5646
- Medicare enrollment
- Enrolled (PECOS I20081119000362); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest registered dietitian records → All 2,244 in Massachusetts → Look up another NPI →
Also registered at 1 Parkway
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Abele, MDInternal Medicine Physician1720050099
- Kenneth Adams, M.D.Cardiovascular Disease Physician1720082787
- Cynthia Bashaw, N.P.Nurse Practitioner1730181108
- Steven Bloom, M.D.Pediatrics Physician1013919125
- Sherri Bolognese, PAPhysician Assistant1568404952
- Paula Boulanger, M.D.Pediatrics Physician1154323251
Verify Marcia A. Sikorski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 2756Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Mass General Brigham Community Physicians IncLawrence, MA
- Mass General Brigham Medical Group Northern Massachusetts IncDanvers, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marcia A. Sikorski among 2,244 registered dietitian records in Massachusetts
Marcia A. Sikorski, RD is one of 2,244 registered dietitian records with a practice address in Massachusetts. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 20% of them.
- NPI issued2008 · 20% of these records are older, 76% newer
- In a Medicare fileYes · 6% of these records are
- In the CMS Doctors and Clinicians fileYes · 9% of these records are
- Graduated1979 · median 2011 among the 202 with a school on file
- Record last updated2012 · 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 133V00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 registered dietitian records list a practice address in Haverhill
They are 11 of the 1,185 NPPES records with a practice address in Haverhill, and 2,244 registered dietitian records in Massachusetts.
All 2,244 in Massachusetts → Every provider in Haverhill → Registered Dietitian nationwide →
The 8 registered dietitian records with the nearest ZIP codes
- Jacqueline Buia, REGISTERED DIETITIANHaverhill, MA 018301144098625
- Ellen Byron, RDCDE, LDNHaverhill, MA 018301447275466
- Karen Dipietro, RD, CDEHaverhill, MA 018301871672063
- Joan Drohan, R.D.Haverhill, MA 018301538145685
- Meghan Hawley, RDHaverhill, MA 018301952167769
- Claire Santarelli, RD, LDN, CDEHaverhill, MA 018301487681110
- Kristen Sedler, RD, LDNHaverhill, MA 018301841829264
- Kelly Sinclair, MS, RD, CDE, LDHaverhill, MA 018301366687857
Common questions
What is Marcia A. Sikorski, RD's NPI number?
Marcia A. Sikorski, RD's National Provider Identifier (NPI) is 1023267846, issued on Sep 17, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Marcia A. Sikorski, RD located?
The NPPES record lists a practice address at 1 Parkway, Haverhill, MA, 01830. Phone: (978) 521-3250. Providers update this record themselves, so call before visiting.
How can I verify Marcia A. Sikorski, RD's license?
NPPES lists Massachusetts license number 2756, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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.