Kirsten Hamacher, MD
NPI 1427037530 · Dermatopathology (Pathology) Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kirsten Hamacher, MD is a Dermatopathology (Pathology) Physician provider in Phoenix, AZ (NPI 1427037530).
Provider details
- NPI number
- 1427037530
- Entity type
- Individual
- Primary specialty
- Dermatopathology (Pathology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 35883 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
6,668 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 4,972 | $67 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 618 | $86 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 474 | $102 |
| Pathology Examination of Tissue Using a Microscope, Moderately Low Complexity88304 | 154 | $41 |
| Antibody Evaluation, Each Additional Single Antibody Stain Procedure88350 | 136 | $110 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 117 | $108 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$100 across 1 record (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 (2)
- 424 S 56th St Ste 120Phoenix, AZ 85034-2177Phone: (602) 685-5211Fax: (602) 685-5325
- 13400 E Shea BlvdScottsdale, AZ 85259-5452Phone: (480) 301-8000
Registry dates
- Enumerated
- 2006-01-17
- Last updated
- 2025-01-10
- Certified
- 2025-01-10
Frequently asked questions
- What is Kirsten Hamacher's NPI number?
- Kirsten Hamacher's National Provider Identifier (NPI) is 1427037530, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kirsten Hamacher's specialty?
- Kirsten Hamacher is listed in the NPPES registry with a primary specialty of Dermatopathology (Pathology) Physician (Allopathic & Osteopathic Physicians).
- Where is Kirsten Hamacher located?
- Kirsten Hamacher's practice location on file with NPPES is 424 S 56th St Ste 110, Phoenix, AZ 85034-2177.
- What is Kirsten Hamacher's phone number?
- The practice phone number listed in the NPPES registry for Kirsten Hamacher is (602) 685-5211.
- Does Kirsten Hamacher accept Medicare?
- Kirsten Hamacher is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kirsten Hamacher's NPI active?
- Yes — Kirsten Hamacher's NPI (1427037530) is active in the NPPES registry as of the last update on 2025-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.