Timothy Dang, MD
NPI 1518427913 · Dermatology Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Dang, MD is a Dermatology Physician provider in San Diego, CA (NPI 1518427913).
Provider details
- NPI number
- 1518427913
- 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
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,176 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 | 521 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 290 | $137 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 143 | $56 |
| Destruction of Skin Growth, 1-14 Growths17110 | 126 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 124 | $96 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 169 | 87 |
| Triamcinolone Acetonide | 159 | 96 |
| Clobetasol Propionate | 119 | 63 |
| Mupirocin | 97 | 64 |
| Dupilumabbrand: Dupixent Pen | 93 | 14 |
| Fluocinonide | 80 | 40 |
| Hydrocortisone | 71 | 49 |
| Fluorouracil | 56 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$275 across 3 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
Additional practice locations (4)
- 3855 Health Sciences DrLa Jolla, CA 92093-9000Phone: (800) 926-8273Fax: (888) 539-8781
- 8899 University Center LnSan Diego, CA 92122-1013Phone: (800) 926-8273Fax: (888) 539-8781
- 751 S Bascom AveSan Jose, CA 95128-2604Phone: (408) 885-5000
- 55 Fruit StBoston, MA 02114-2621Phone: (617) 726-2000
Registry dates
- Enumerated
- 2019-03-21
- Last updated
- 2024-04-11
- Certified
- 2024-04-11
Frequently asked questions
- What is Timothy Dang's NPI number?
- Timothy Dang's National Provider Identifier (NPI) is 1518427913, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Dang's specialty?
- Timothy Dang is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Dang located?
- Timothy Dang's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is Timothy Dang's phone number?
- The practice phone number listed in the NPPES registry for Timothy Dang is (800) 926-8273.
- Does Timothy Dang accept Medicare?
- Timothy Dang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Dang's NPI active?
- Yes — Timothy Dang's NPI (1518427913) is active in the NPPES registry as of the last update on 2024-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.