Rachel Chastain, APNP
NPI 1942661566 · Nurse Practitioner · Green Bay, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rachel Chastain, APNP is a Nurse Practitioner provider in Green Bay, WI (NPI 1942661566).
Provider details
- NPI number
- 1942661566
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APNP
- Sex
- Female
- Sole proprietor
- No
- License
- 6785-33 (WI)
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 tenure25% of score
10 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
344 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) |
|---|---|---|
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 185 | $11 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 47 | $70 |
| Professional Service for Multiple Injections of Allergen95117 | 46 | $10 |
| Test to Measure the Level of Nitric Oxide Gas95012 | 35 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 19 | $102 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 181 | 46 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 174 | 55 |
| Dupilumabbrand: Dupixent Pen | 106 | 11 |
| Levocetirizine Dihydrochloride | 103 | 29 |
| Fluticasone Propionate | 103 | 36 |
| Prednisone | 77 | 37 |
| Azelastine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$189 across 8 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
Additional practice locations (2)
- 2820 Roosevelt RdMarinette, WI 54143-3834Phone: (715) 735-5225Fax: (715) 735-5388
- 820 Arbutus AveOconto, WI 54153-2004Phone: (920) 835-1100
Registry dates
- Enumerated
- 2016-03-09
- Last updated
- 2022-11-10
- Certified
- 2022-11-10
Frequently asked questions
- What is Rachel Chastain's NPI number?
- Rachel Chastain's National Provider Identifier (NPI) is 1942661566, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rachel Chastain's specialty?
- Rachel Chastain is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Rachel Chastain located?
- Rachel Chastain's practice location on file with NPPES is 519 S Monroe Ave, Green Bay, WI 54301-4017.
- What is Rachel Chastain's phone number?
- The practice phone number listed in the NPPES registry for Rachel Chastain is (920) 435-6601.
- Does Rachel Chastain accept Medicare?
- Rachel Chastain is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rachel Chastain's NPI active?
- Yes — Rachel Chastain's NPI (1942661566) is active in the NPPES registry as of the last update on 2022-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.