Kristine Ahern, MD
NPI 1871543702 · Dermatology Physician · Mountain View, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristine Ahern, MD is a Dermatology Physician provider in Mountain View, CA (NPI 1871543702).
Provider details
- NPI number
- 1871543702
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A69488 (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
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
2,379 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 | 828 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 478 | $111 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 340 | $70 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 306 | $156 |
| Destruction of Skin Growth, 1-14 Growths17110 | 164 | $147 |
| Biopsy of Related Skin Growth, First Growth |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 128 | 71 |
| Triamcinolone Acetonide | 86 | 48 |
| Fluorouracil | 43 | 40 |
| Mometasone Furoate | 36 | 26 |
| Hydrocortisone | 36 | 31 |
| Clobetasol Propionate | 35 | 21 |
| Tacrolimus | 32 | 20 |
| Metronidazole | 31 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$863 across 30 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
- 2006-05-11
- Last updated
- 2012-02-15
Frequently asked questions
- What is Kristine Ahern's NPI number?
- Kristine Ahern's National Provider Identifier (NPI) is 1871543702, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristine Ahern's specialty?
- Kristine Ahern is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Kristine Ahern located?
- Kristine Ahern's practice location on file with NPPES is 701 E El Camino Real, Mountain View, CA 94040-2833.
- What is Kristine Ahern's phone number?
- The practice phone number listed in the NPPES registry for Kristine Ahern is (650) 934-7676.
- Does Kristine Ahern accept Medicare?
- Kristine Ahern is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristine Ahern's NPI active?
- Yes — Kristine Ahern's NPI (1871543702) is active in the NPPES registry as of the last update on 2012-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.