Marilyn Ruiz, M.D.
NPI 1528273281 · Family Medicine Physician · Manor, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marilyn Ruiz, M.D. is a Family Medicine Physician provider in Manor, TX (NPI 1528273281).
Provider details
- NPI number
- 1528273281
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- N0419 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 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
Registry dates
- Enumerated
- 2007-05-14
- Last updated
- 2014-07-23
Frequently asked questions
- What is Marilyn Ruiz's NPI number?
- Marilyn Ruiz's National Provider Identifier (NPI) is 1528273281, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Ruiz's specialty?
- Marilyn Ruiz is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marilyn Ruiz located?
- Marilyn Ruiz's practice location on file with NPPES is 14001 Shadow Glen Blvd, Manor, TX 78653-3386.
- What is Marilyn Ruiz's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Ruiz is (512) 272-4451.
- Does Marilyn Ruiz accept Medicare?
- Marilyn Ruiz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marilyn Ruiz's NPI active?
- Yes — Marilyn Ruiz's NPI (1528273281) is active in the NPPES registry as of the last update on 2014-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.