Marguerite Sullivan, M.D.
NPI 1811420532 · Dermatology Physician · Wellesley Hills, MA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marguerite Sullivan, M.D. is a Dermatology Physician provider in Wellesley Hills, MA (NPI 1811420532).
Provider details
- NPI number
- 1811420532
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 276802 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
4,721 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 1,823 | $7 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 764 | $92 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 554 | $51 |
| Biopsy of Related Skin Growth, First Growth11102 | 422 | $94 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 276 | $130 |
| Destruction of Skin Growth, 1-14 Growths |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 179 | 116 |
| Ketoconazole | 89 | 53 |
| Hydrocortisone | 82 | 60 |
| Betamethasone/Propylene Glycbrand: Betamethasone Diprop Augmented | 77 | 42 |
| Fluorouracil | 69 | 66 |
| Mupirocin | 37 | 27 |
| Doxycycline Monohydrate | 33 | 19 |
| Metronidazole | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-04-10
- Last updated
- 2025-10-02
- Certified
- 2025-10-02
Frequently asked questions
- What is Marguerite Sullivan's NPI number?
- Marguerite Sullivan's National Provider Identifier (NPI) is 1811420532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marguerite Sullivan's specialty?
- Marguerite Sullivan is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Marguerite Sullivan located?
- Marguerite Sullivan's practice location on file with NPPES is 1 Washington St Ste 401, Wellesley Hills, MA 02481-1737.
- What is Marguerite Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Marguerite Sullivan is (781) 416-3500.
- Does Marguerite Sullivan accept Medicare?
- Marguerite Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marguerite Sullivan's NPI active?
- Yes — Marguerite Sullivan's NPI (1811420532) is active in the NPPES registry as of the last update on 2025-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.