Catherine Yang, MD
NPI 1265794796 · Dermatology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Yang, MD is a Dermatology Physician provider in Boston, MA (NPI 1265794796).
Provider details
- NPI number
- 1265794796
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 265831 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,187 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 857 | $5 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 449 | $123 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 275 | $61 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 220 | $85 |
| Destruction of Skin Growth, 1-14 Growths17110 | 129 | $105 |
| Biopsy of Related Skin Growth, First Growth |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 126 | 64 |
| Triamcinolone Acetonide | 110 | 78 |
| Metronidazole | 56 | 25 |
| Tacrolimus | 53 | 26 |
| Clobetasol Propionate | 42 | 29 |
| Fluorouracil | 38 | 32 |
| Minoxidil | 37 | 12 |
| Halobetasol Propionate | 31 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$293 across 5 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
- 2012-06-11
- Last updated
- 2016-10-31
Frequently asked questions
- What is Catherine Yang's NPI number?
- Catherine Yang's National Provider Identifier (NPI) is 1265794796, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Yang's specialty?
- Catherine Yang is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Yang located?
- Catherine Yang's practice location on file with NPPES is 221 Longwood Ave, Boston, MA 02115-5804.
- What is Catherine Yang's phone number?
- The practice phone number listed in the NPPES registry for Catherine Yang is (617) 732-4918.
- Does Catherine Yang accept Medicare?
- Catherine Yang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Yang's NPI active?
- Yes — Catherine Yang's NPI (1265794796) is active in the NPPES registry as of the last update on 2016-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.