Joshua Mervis, MD
NPI 1306305305 · Dermatology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joshua Mervis, MD is a Dermatology Physician provider in Boston, MA (NPI 1306305305).
Provider details
- NPI number
- 1306305305
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
923 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 200 | $69 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 135 | $2 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 127 | $102 |
| Removal of Skin and Tissue, 20.0 Sq Cm Or Less11042 | 98 | $63 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 64 | $85 |
| Destruction of Precancer Skin Growth, 1 Growth17000 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 135 | 42 |
| Triamcinolone Acetonide | 90 | 56 |
| Clobetasol Propionate | 57 | 28 |
| Hydrocortisone | 35 | 23 |
| Tacrolimus | 35 | 19 |
| Ciclopirox | 32 | — |
| Nystatin | 14 | — |
| Clindamycin Phosphate | 13 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,609 across 51 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-03-19
- Last updated
- 2023-08-25
- Certified
- 2023-07-13
Frequently asked questions
- What is Joshua Mervis's NPI number?
- Joshua Mervis's National Provider Identifier (NPI) is 1306305305, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joshua Mervis's specialty?
- Joshua Mervis is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Joshua Mervis located?
- Joshua Mervis's practice location on file with NPPES is 260 Tremont St, Boston, MA 02116-5603.
- What is Joshua Mervis's phone number?
- The practice phone number listed in the NPPES registry for Joshua Mervis is (617) 636-0156.
- Does Joshua Mervis accept Medicare?
- Joshua Mervis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joshua Mervis's NPI active?
- Yes — Joshua Mervis's NPI (1306305305) is active in the NPPES registry as of the last update on 2023-08-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.