Kelsey Sullivan, MSN, FNP-BC
Family Nurse Practitioner · Chelmsford, MA
Kelsey Sullivan, MSN, FNP-BC is a family nurse practitioner with a practice address in Chelmsford, Massachusetts, and NPI 1487270385, issued on Jun 17, 2020. Check the license (Massachusetts RN2321564, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kelsey Sullivan
- Credential
- MSN, FNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN2321564 MA
Self-reported in NPPES; status is on the state search - Practice location
- 290 Littleton RD Unit 3, Chelmsford, MA 01824
- Phone
- (978) 685-2460
- Enumerated
- Jun 17, 2020
- Record last updated
- May 28, 2025
- Medicare enrollment
- Enrolled (PECOS I20210910001780); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →
Also registered at 290 Littleton RD Unit 3
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Leanne Aguirre, NPFamily Nurse Practitioner1720741465
- Rachelle Archard, CNPAdult Health Nurse Practitioner1598400079
- Laura BauerNurse Practitioner1164078838
- Diana Bishop, NPNurse Practitioner1447954177
- Amanda Bonomo, FNP-BCFamily Nurse Practitioner1912623588
- Elnora Burton, ARNPFamily Nurse Practitioner1659694768
Verify Kelsey Sullivan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN2321564Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% more Medicare Part D claims than the average family nurse practitioner in 2024
2,098 Medicare Part D claims for 188 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 111 claims were for opioids.
Most prescribed
- Atorvastatin Calcium132 claims
- Levothyroxine Sodium103 claims
- Lorazepam69 claims
- Oxycodone Hcl57 claims
- Amlodipine Besylate54 claims
- Mirtazapine54 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: $31.72
1 payment: food and beverage; the largest payer was Acadia Pharmaceuticals Inc. The 99,489 providers of this specialty with any payment received $650.95 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.
Bills Medicare through 2 group practices
- Lawrence General Community Medical Service PLLCChelmsford, MA
- New England Community Medical Services PLLCChelmsford, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kelsey Sullivan among 4,724 family nurse practitioner records in Massachusetts
Kelsey Sullivan, MSN, FNP-BC is one of 4,724 family nurse practitioner records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 60% of them.
- NPI issued2020 · 60% of these records are older, 33% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2020 · median 2019 among the 2,704 with a school on file
- Record last updated2025 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
39 family nurse practitioner records list a practice address in Chelmsford
They are 39 of the 937 NPPES records with a practice address in Chelmsford, and 4,724 family nurse practitioner records in Massachusetts.
All 4,724 in Massachusetts → Every provider in Chelmsford → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Elnora Burton, ARNPChelmsford, MA 018241659694768
- Virginia Crowley, F.N.P.Chelmsford, MA 018241538310743
- Rogere Errie, NPChelmsford, MA 018241437487204
- Mary Farrahar, NURSE PRACTITIONERChelmsford, MA 018241316992555
- Kimberly Hall, NPChelmsford, MA 018241760591309
- Heather Hansson, FNP-BCChelmsford, MA 018241407131113
- Breana Kelly, FNP-CChelmsford, MA 018241740678358
- Laurel MartensChelmsford, MA 018241730427899
Common questions
What is Kelsey Sullivan, MSN, FNP-BC's NPI number?
Kelsey Sullivan, MSN, FNP-BC's National Provider Identifier (NPI) is 1487270385, issued on Jun 17, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Kelsey Sullivan, MSN, FNP-BC located?
The NPPES record lists a practice address at 290 Littleton RD Unit 3, Chelmsford, MA, 01824. Phone: (978) 685-2460. Providers update this record themselves, so call before visiting.
How can I verify Kelsey Sullivan, MSN, FNP-BC's license?
NPPES lists Massachusetts license number RN2321564, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Kelsey Sullivan, MSN, FNP-BC prescribe under Medicare Part D?
In 2024, Kelsey Sullivan, MSN, FNP-BC had 2,098 Medicare Part D claims for 188 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.