NPPES file of Aug 9, 2026

Mariam Enid Abreu Ruiz, M.D.

Hospitalist Physician · Zephyrhills, FL

Mariam Enid Abreu Ruiz, M.D. is a hospitalist physician with a practice address in Zephyrhills, Florida, and NPI 1740472695, issued on Aug 15, 2007. Check the license (Florida ME106554, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1740472695
Name
Mariam Enid Abreu Ruiz
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License number
ME106554 FL
Self-reported in NPPES; status is on the state search
Practice location
38135 Market SQ, Zephyrhills, FL 33542
Phone
(813) 780-2155
Enumerated
Aug 15, 2007
Record last updated
Jan 13, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(813) 355-5017
Medicaid ID
002661800 FL
Medicare enrollment
Enrolled (PECOS I20101201000390); accepts Medicare assignment
Medical or professional school
University Of Puerto Rico School Of Medicine, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest hospitalist physician records → All 1,817 in Florida → Look up another NPI →

Also registered at 38135 Market SQ

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Akosua Agyemang, ARNPFamily Nurse Practitioner1487010146
  2. Sujani Akkineni, M.D.Hospice and Palliative Medicine (Internal Medicine) Physician1205099744
  3. Raven Ali-Muhammad, ARNPNurse Practitioner1376085084
  4. Jeralyn Allen, M.D.Internal Medicine Physician1063669125
  5. Kimberly Apple, MDSurgery Physician1801971007
  6. Ramya Arerangaiah, M.DHospitalist Physician1205003704

Verify Mariam Enid Abreu Ruiz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME106554    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Florida license search

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98% more Medicare Part D claims than the average hospitalist physician in 2024

1,029 Medicare Part D claims for 359 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 43 claims were for opioids.

  1. Mariam Abreu Ruiz1,029
  2. Specialty average521

Most prescribed

  1. Pantoprazole Sodium49 claims
  2. Cefuroxime44 claims
  3. Furosemide43 claims
  4. Prednisone41 claims
  5. Eliquis38 claims
  6. Atorvastatin Calcium33 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Ohi West Medical Group II LLCZephyrhills, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mariam Enid Abreu Ruiz among 1,817 hospitalist physician records in Florida

Mariam Enid Abreu Ruiz, M.D. is one of 1,817 hospitalist physician records with a practice address in Florida. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 18% of them.

  • NPI issued2007 · 18% of these records are older, 74% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 85% of these records are
  • Graduated2007 · median 2010 among the 1,549 with a school on file
  • Record last updated2021 · 34% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

20 hospitalist physician records list a practice address in Zephyrhills

They are 20 of the 851 NPPES records with a practice address in Zephyrhills, and 1,817 hospitalist physician records in Florida.

All 1,817 in Florida → Every provider in Zephyrhills → Hospitalist Physician nationwide →

The 8 hospitalist physician records with the nearest ZIP codes

  1. Ramya Arerangaiah, M.DZephyrhills, FL 335421205003704
  2. Shweta Ekka, M.D.Zephyrhills, FL 335421720264575
  3. Cameron Esmkhani, DOZephyrhills, FL 335421396922415
  4. Lucretia Fisher, M.D.Zephyrhills, FL 335421811921406
  5. Matthew Hartlage, M.D.Zephyrhills, FL 335421912192592
  6. Somasekhara Kaipu, M.D.,Zephyrhills, FL 335421710153481
  7. Shana Laflin, MDZephyrhills, FL 335421730277500
  8. Nigel Lewis, M.D.Zephyrhills, FL 335421790096964

Common questions

What is Mariam Enid Abreu Ruiz, M.D.'s NPI number?

Mariam Enid Abreu Ruiz, M.D.'s National Provider Identifier (NPI) is 1740472695, issued on Aug 15, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mariam Enid Abreu Ruiz, M.D. located?

The NPPES record lists a practice address at 38135 Market SQ, Zephyrhills, FL, 33542. Phone: (813) 780-2155. Providers update this record themselves, so call before visiting.

How can I verify Mariam Enid Abreu Ruiz, M.D.'s license?

NPPES lists Florida license number ME106554, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mariam Enid Abreu Ruiz, M.D. prescribe under Medicare Part D?

In 2024, Mariam Enid Abreu Ruiz, M.D. had 1,029 Medicare Part D claims for 359 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.