Katherine Ransohoff, M.D.
NPI 1972964880 · Dermatology Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Ransohoff, M.D. is a Dermatology Physician provider in Palo Alto, CA (NPI 1972964880).
Provider details
- NPI number
- 1972964880
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A150430 (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
10 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
947 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 | 318 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 218 | $155 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 142 | $111 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 122 | $74 |
| Destruction of Skin Growth, 1-14 Growths17110 | 64 | $149 |
| Biopsy of Related Skin Growth, First Growth |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 41 | 39 |
| Ketoconazole | 36 | 20 |
| Clobetasol Propionate | 31 | 19 |
| Hydrocortisone | 21 | 17 |
| Mupirocin | 20 | 16 |
| Metronidazole | 15 | 14 |
| Nystatin/Triamcinolone Acetbrand: Nystatin-Triamcinolone | 15 | — |
| Nystatin | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$116 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
- 2016-03-19
- Last updated
- 2020-07-06
- Certified
- 2020-07-06
Frequently asked questions
- What is Katherine Ransohoff's NPI number?
- Katherine Ransohoff's National Provider Identifier (NPI) is 1972964880, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Ransohoff's specialty?
- Katherine Ransohoff is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Ransohoff located?
- Katherine Ransohoff's practice location on file with NPPES is 795 El Camino Real, Palo Alto, CA 94301-2302.
- What is Katherine Ransohoff's phone number?
- The practice phone number listed in the NPPES registry for Katherine Ransohoff is (650) 853-2982.
- Does Katherine Ransohoff accept Medicare?
- Katherine Ransohoff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Ransohoff's NPI active?
- Yes — Katherine Ransohoff's NPI (1972964880) is active in the NPPES registry as of the last update on 2020-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.