Rebecca Osullivan-Hunnewell, MD
Dermatology Physician · Wellesley, MA
Rebecca Osullivan-Hunnewell, MD is a dermatology physician with a practice address in Wellesley, Massachusetts, and NPI 1053368324, issued on May 30, 2006. Check the license (Massachusetts 81585, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Rebecca Osullivan-Hunnewell
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 81585 MA
Self-reported in NPPES; status is on the state search - Practice location
- 332 Washington St, Wellesley, MA 02481
- Phone
- (781) 237-3233
- Enumerated
- May 30, 2006
- Record last updated
- Feb 22, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (781) 237-8113
- Medicare enrollment
- Enrolled (PECOS I20060707000127); accepts Medicare assignment
- Medical or professional school
- Medical College Of Pennsylvania, 1988
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 627 in Massachusetts → Look up another NPI →
Also registered at 332 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Rebecca Osullivan-Hunnewell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 81585Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average dermatology physician in 2024
317 Medicare Part D claims for 59 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Imiquimod63 claims
- Fluconazole48 claims
- Ketoconazole36 claims
- Fluorouracil27 claims
- Mupirocin25 claims
- Calcipotriene18 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: $1,417.10
51 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 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 one group practice
- Tang Benjes And Associates PCWellesley Hls, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rebecca Osullivan-Hunnewell among 627 dermatology physician records in Massachusetts
Rebecca Osullivan-Hunnewell, MD is one of 627 dermatology physician records with a practice address in Massachusetts. 83% 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 11% of them.
- NPI issued2006 · 11% of these records are older, 61% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1988 · median 2008 among the 445 with a school on file
- Record last updated2013 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 dermatology physician records list a practice address in Wellesley
They are 26 of the 1,117 NPPES records with a practice address in Wellesley, and 627 dermatology physician records in Massachusetts.
All 627 in Massachusetts → Every provider in Wellesley → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- David Aghassi, MDWellesley, MA 024811285698936
- Thomas Cooper, M.D.Wellesley, MA 024811932106572
- Michael Goldaber, MDWellesley, MA 024811073576575
- Rashel Goodkin, MDWellesley, MA 024811326057449
- Rachel Herschenfeld, MDWellesley, MA 024811548226772
- Richard Horan, MDWellesley, MA 024811164412383
- Elaine Kaye, MDWellesley Hills, MA 024811447205190
- Madeline Krauss, M.D.Wellesley, MA 024811265489595
Common questions
What is Rebecca Osullivan-Hunnewell, MD's NPI number?
Rebecca Osullivan-Hunnewell, MD's National Provider Identifier (NPI) is 1053368324, issued on May 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rebecca Osullivan-Hunnewell, MD located?
The NPPES record lists a practice address at 332 Washington St, Wellesley, MA, 02481. Phone: (781) 237-3233. Providers update this record themselves, so call before visiting.
How can I verify Rebecca Osullivan-Hunnewell, MD's license?
NPPES lists Massachusetts license number 81585, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Rebecca Osullivan-Hunnewell, MD prescribe under Medicare Part D?
In 2024, Rebecca Osullivan-Hunnewell, MD had 317 Medicare Part D claims for 59 beneficiaries; the average among dermatology physician prescribers was 797. 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.