Catherine Tan
NPI 1275135287 · Physician Assistant · Williston Park, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Tan is a Physician Assistant provider in Williston Park, NY (NPI 1275135287).
Provider details
- NPI number
- 1275135287
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
5 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
746 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 | 234 | $6 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 183 | $88 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 75 | $55 |
| Destruction of Skin Growth, 1-14 Growths17110 | 60 | $110 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 59 | $44 |
| Biopsy of Related Skin Growth, First 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 | 94 | 50 |
| Triamcinolone Acetonide | 69 | 49 |
| Hydrocortisone | 66 | 44 |
| Mupirocin | 34 | 26 |
| Clobetasol Propionate | 31 | 23 |
| Betamethasone Dipropionate | 24 | 17 |
| Clindamycin Phosphate | 20 | 13 |
| Doxycycline Hyclate | 16 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,367 across 120 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
- 2020-11-13
- Last updated
- 2020-11-16
- Certified
- 2020-11-16
Frequently asked questions
- What is Catherine Tan's NPI number?
- Catherine Tan's National Provider Identifier (NPI) is 1275135287, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Tan's specialty?
- Catherine Tan is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Catherine Tan located?
- Catherine Tan's practice location on file with NPPES is 710 Foch Blvd, Williston Park, NY 11596-1010.
- What is Catherine Tan's phone number?
- The practice phone number listed in the NPPES registry for Catherine Tan is (516) 606-9640.
- Does Catherine Tan accept Medicare?
- Catherine Tan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Tan's NPI active?
- Yes — Catherine Tan's NPI (1275135287) is active in the NPPES registry as of the last update on 2020-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.