Alessandra Chatson, DNP
NPI 1427253368 · Nurse Practitioner · Kalamazoo, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alessandra Chatson, DNP is a Nurse Practitioner provider in Kalamazoo, MI (NPI 1427253368).
Provider details
- NPI number
- 1427253368
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP
- Sex
- Female
- Sole proprietor
- No
- License
- 71002732 (IN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 49 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 135 | 17 |
| Atorvastatin Calcium | 119 | 31 |
| Amlodipine Besylate | 65 | 23 |
| Omeprazole | 53 | 16 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 52 | 17 |
| Metformin Hcl | 42 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$24 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)
- 601 John StBox 74Kalamazoo, MI 49007-5341Phone: (269) 341-8481Fax: (269) 341-7781
- 505 E Alcott StKalamazoo, MI 49001-6144Phone: (269) 349-2641Fax: (269) 466-5522
Registry dates
- Enumerated
- 2007-06-20
- Last updated
- 2022-12-27
- Certified
- 2022-12-27
Frequently asked questions
- What is Alessandra Chatson's NPI number?
- Alessandra Chatson's National Provider Identifier (NPI) is 1427253368, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alessandra Chatson's specialty?
- Alessandra Chatson is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alessandra Chatson located?
- Alessandra Chatson's practice location on file with NPPES is 117 W Paterson St, Kalamazoo, MI 49007-2581.
- What is Alessandra Chatson's phone number?
- The practice phone number listed in the NPPES registry for Alessandra Chatson is (269) 349-2641.
- Does Alessandra Chatson accept Medicare?
- Alessandra Chatson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alessandra Chatson's NPI active?
- Yes — Alessandra Chatson's NPI (1427253368) is active in the NPPES registry as of the last update on 2022-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.