Madison Siegenthaler, PA-C
NPI 1255070421 · Physician Assistant · Chandler, AZ
Madison Siegenthaler, PA-C is a Physician Assistant provider in Chandler, AZ (NPI 1255070421).
Provider details
- NPI number
- 1255070421
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 9525 (AZ)
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 tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 45 | 17 |
| Atorvastatin Calcium | 43 | 29 |
| Metformin Hcl | 30 | 16 |
| Amlodipine Besylate | 23 | 15 |
| Fluticasone Propionate | 22 | 19 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 22 | 13 |
| Gabapentin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-06-03
- Last updated
- 2026-04-15
- Certified
- 2026-04-15
Frequently asked questions
- What is Madison Siegenthaler's NPI number?
- Madison Siegenthaler's National Provider Identifier (NPI) is 1255070421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Madison Siegenthaler's specialty?
- Madison Siegenthaler is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Madison Siegenthaler located?
- Madison Siegenthaler's practice location on file with NPPES is 2390 W Ray Rd Ste 1, Chandler, AZ 85224-3570.
- What is Madison Siegenthaler's phone number?
- The practice phone number listed in the NPPES registry for Madison Siegenthaler is (480) 331-4316.
- Is Madison Siegenthaler's NPI active?
- Yes — Madison Siegenthaler's NPI (1255070421) is active in the NPPES registry as of the last update on 2026-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.