Tamara Koss, MD
NPI 1013989599 · Dermatology Physician · Smithtown, NY
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tamara Koss, MD is a Dermatology Physician provider in Smithtown, NY (NPI 1013989599).
Provider details
- NPI number
- 1013989599
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 222324 (NY)
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
20 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
5,336 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 | 1,486 | $8 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,319 | $103 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 712 | $58 |
| Destruction of Skin Growth, 1-14 Growths17110 | 574 | $131 |
| Biopsy of Related Skin Growth, First Growth11102 | 365 | $102 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 184 | 145 |
| Ketoconazole | 184 | 113 |
| Mometasone Furoate | 116 | 96 |
| Clobetasol Propionate | 83 | 55 |
| Mupirocin | 65 | 50 |
| Clindamycin Phosphate | 56 | 38 |
| Halobetasol Propionate | 56 | 41 |
| Metronidazole | 53 | 40 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$5,389 across 216 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
- 2006-02-07
- Last updated
- 2011-01-26
Frequently asked questions
- What is Tamara Koss's NPI number?
- Tamara Koss's National Provider Identifier (NPI) is 1013989599, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tamara Koss's specialty?
- Tamara Koss is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Tamara Koss located?
- Tamara Koss's practice location on file with NPPES is 260 Middle Country Rd, Smithtown, NY 11787-2982.
- What is Tamara Koss's phone number?
- The practice phone number listed in the NPPES registry for Tamara Koss is (631) 863-3223.
- Does Tamara Koss accept Medicare?
- Tamara Koss is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tamara Koss's NPI active?
- Yes — Tamara Koss's NPI (1013989599) is active in the NPPES registry as of the last update on 2011-01-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.