Richard A. Westhaver, FNP-BC
Family Nurse Practitioner · Haverhill, MA
Richard A. Westhaver, FNP-BC is a family nurse practitioner with a practice address in Haverhill, Massachusetts, and NPI 1285081570, issued on May 17, 2016. Check the license (Massachusetts RN229896, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Richard A. Westhaver
- Credential
- FNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN229896 MA
Self-reported in NPPES; status is on the state search - Practice location
- 296 Main St, Haverhill, MA 01830
- Phone
- (978) 372-1382
- Enumerated
- May 17, 2016
- Record last updated
- Jan 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20161212002286); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →
Verify Richard A. Westhaver in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN229896Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% fewer Medicare Part D claims than the average family nurse practitioner in 2024
643 Medicare Part D claims for 380 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone207 claims
- Amoxicillin-Clavulanate Potass60 claims
- Nitrofurantoin Mono-Macro50 claims
- Azithromycin41 claims
- Doxycycline Hyclate40 claims
- Albuterol Sulfate Hfa32 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
- Urgent Care Operations PCBeverly, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Richard A. Westhaver among 4,724 family nurse practitioner records in Massachusetts
Richard A. Westhaver, 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 2016, is newer than 39% of them.
- NPI issued2016 · 39% of these records are older, 56% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2015 · median 2019 among the 2,704 with a school on file
- Record last updated2021 · 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).
14 family nurse practitioner records list a practice address in Haverhill
They are 14 of the 1,185 NPPES records with a practice address in Haverhill, and 4,724 family nurse practitioner records in Massachusetts.
All 4,724 in Massachusetts → Every provider in Haverhill → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Briana Cody, CNPHaverhill, MA 018301003583626
- Anna Deraney, NP-CHaverhill, MA 018301487172722
- Sarah Jensen, NPHaverhill, MA 018301023256344
- Jessica KnightHaverhill, MA 018301154038503
- Carla Kolesar, NPHaverhill, MA 018301629419270
- Christopher Lambert, FNPHaverhill, MA 018301396146742
- Shelley Penna, NPHaverhill, MA 018301831109602
- Sarah Raymond, CNPHaverhill, MA 018301164024931
Common questions
What is Richard A. Westhaver, FNP-BC's NPI number?
Richard A. Westhaver, FNP-BC's National Provider Identifier (NPI) is 1285081570, issued on May 17, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Richard A. Westhaver, FNP-BC located?
The NPPES record lists a practice address at 296 Main St, Haverhill, MA, 01830. Phone: (978) 372-1382. Providers update this record themselves, so call before visiting.
How can I verify Richard A. Westhaver, FNP-BC's license?
NPPES lists Massachusetts license number RN229896, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Richard A. Westhaver, FNP-BC prescribe under Medicare Part D?
In 2024, Richard A. Westhaver, FNP-BC had 643 Medicare Part D claims for 380 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.