Matthew Rainwater, M.D.
NPI 1881044873 · General Practice Physician · Fresno, CA
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Rainwater, M.D. is a General Practice Physician provider in Fresno, CA (NPI 1881044873).
Provider details
- NPI number
- 1881044873
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4301110054 (MI)
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 tenure33% of score
9 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- 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 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 1,471 | 484 |
| Finasteride | 289 | 95 |
| Solifenacin Succinate | 277 | 92 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 248 | 63 |
| Naproxen | 161 | 78 |
| Pentosan Polysulfate Sodiumbrand: Elmiron | 159 | 46 |
| Amitriptyline Hcl | 157 | 52 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,103 across 69 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
Registry dates
- Enumerated
- 2016-06-21
- Last updated
- 2022-08-16
- Certified
- 2022-08-16
Frequently asked questions
- What is Matthew Rainwater's NPI number?
- Matthew Rainwater's National Provider Identifier (NPI) is 1881044873, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Rainwater's specialty?
- Matthew Rainwater is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Rainwater located?
- Matthew Rainwater's practice location on file with NPPES is 6113 N Fresno St Ste 101, Fresno, CA 93710-8622.
- What is Matthew Rainwater's phone number?
- The practice phone number listed in the NPPES registry for Matthew Rainwater is (559) 438-2777.
- Does Matthew Rainwater accept Medicare?
- Matthew Rainwater is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Rainwater's NPI active?
- Yes — Matthew Rainwater's NPI (1881044873) is active in the NPPES registry as of the last update on 2022-08-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.