Caroline Tan
NPI 1750842134 · Dermatology Physician · Mountain View, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Caroline Tan is a Dermatology Physician provider in Mountain View, CA (NPI 1750842134).
Provider details
- NPI number
- 1750842134
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- A181108 (CA)
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
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,316 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 | 506 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 172 | $111 |
| Biopsy of Related Skin Growth, First Growth11102 | 114 | $126 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 114 | $66 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 96 | $155 |
| Biopsy of Related Skin Growth, Each Additional Growth |
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 | 66 | 38 |
| Betamethasone/Propylene Glycbrand: Betamethasone Diprop Augmented | 28 | 21 |
| Triamcinolone Acetonide | 23 | 23 |
| Doxycycline Monohydrate | 18 | 14 |
| Mupirocin | 18 | 17 |
| Clobetasol Propionate | 17 | 11 |
| Hydrocortisone | 15 | 14 |
| Tacrolimus | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,986 across 125 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 (1)
- 751 S Bascom AveSan Jose, CA 95128-2604Phone: (973) 517-1574
Registry dates
- Enumerated
- 2019-03-27
- Last updated
- 2024-11-26
- Certified
- 2024-11-26
Frequently asked questions
- What is Caroline Tan's NPI number?
- Caroline Tan's National Provider Identifier (NPI) is 1750842134, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Caroline Tan's specialty?
- Caroline Tan is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Caroline Tan located?
- Caroline Tan's practice location on file with NPPES is 2490 Hospital Dr Ste 201, Mountain View, CA 94040-4124.
- What is Caroline Tan's phone number?
- The practice phone number listed in the NPPES registry for Caroline Tan is (650) 962-4600.
- Does Caroline Tan accept Medicare?
- Caroline Tan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Caroline Tan's NPI active?
- Yes — Caroline Tan's NPI (1750842134) is active in the NPPES registry as of the last update on 2024-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.