Rex Chan, FNP
NPI 1821583576 · Family Nurse Practitioner · Folsom, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rex Chan, FNP is a Family Nurse Practitioner provider in Folsom, CA (NPI 1821583576).
Provider details
- NPI number
- 1821583576
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- No
- License
- 95009017 (CA)
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 tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 471 | 141 |
| Relugolixbrand: Orgovyx | 364 | 45 |
| Mirabegronbrand: Myrbetriq | 205 | 53 |
| Enzalutamidebrand: Xtandi | 182 | 19 |
| Vibegronbrand: Gemtesa | 140 | 52 |
| Finasteride | 122 | 40 |
| Cephalexin | 81 | 53 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,169 across 36 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 (1)
- 8715 Center PkwySacramento, CA 95823-7921Phone: (916) 245-8888Fax: (916) 924-3386
Registry dates
- Enumerated
- 2018-06-26
- Last updated
- 2024-11-22
- Certified
- 2024-11-22
Frequently asked questions
- What is Rex Chan's NPI number?
- Rex Chan's National Provider Identifier (NPI) is 1821583576, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rex Chan's specialty?
- Rex Chan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Rex Chan located?
- Rex Chan's practice location on file with NPPES is 1631 Creekside Dr Ste 102, Folsom, CA 95630-3820.
- What is Rex Chan's phone number?
- The practice phone number listed in the NPPES registry for Rex Chan is (916) 250-0377.
- Does Rex Chan accept Medicare?
- Rex Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rex Chan's NPI active?
- Yes — Rex Chan's NPI (1821583576) is active in the NPPES registry as of the last update on 2024-11-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.