NPPES file of Aug 9, 2026

Alan Len Rivera, M.D.

Internal Medicine Physician · Wauseon, OH

Alan Len Rivera, M.D. is an internal medicine physician with a practice address in Wauseon, Ohio, and NPI 1871569665, issued on Feb 23, 2006. Check the license (Ohio 35.078607, as entered in NPPES) on the State Medical Board of Ohio; 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
1871569665
Name
Alan Len Rivera
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
35.078607 OH
057245 GA
Self-reported in NPPES; status is on the state search
Practice location
735 S Shoop Ave, Wauseon, OH 43567
Phone
(419) 335-3242
Enumerated
Feb 23, 2006
Record last updated
Sep 28, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(419) 335-3222
Medicare enrollment
Enrolled (PECOS I20220729000151); accepts Medicare assignment
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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Also registered at 735 S Shoop Ave

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

  1. Philip Ashton, M.D.Internal Medicine Physician1588657670
  2. Carrianne Baden, NPFamily Nurse Practitioner1689057606
  3. Marissa Baus, NPFamily Nurse Practitioner1376979286
  4. Jana Bourn, MDFamily Medicine Physician1821204124
  5. Haley Cruz, NPFamily Nurse Practitioner1538826177
  6. Billie Denton-Miller, NP-CNurse Practitioner1912312422

Verify Alan Len Rivera in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35.078607
    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 Ohio license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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98% fewer Medicare Part D claims than the average internal medicine physician in 2024

52 Medicare Part D claims for 27 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Alan Rivera52
  2. Specialty average3,176

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.

One hospital affiliation

  1. Elbert Memorial HospitalElberton, GA · Critical Access Hospitals

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).

Alan Len Rivera among 5,277 internal medicine physician records in Ohio

Alan Len Rivera, M.D. is one of 5,277 internal medicine physician records with a practice address in Ohio. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.

  • NPI issued2006 · 13% of these records are older, 55% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1996 · median 2006 among the 3,414 with a school on file
  • Record last updated2016 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Internal Medicine Physician providers in Ohio

There are 5,277 internal medicine physician records in Ohio.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Philip Ashton, M.D.Wauseon, OH 435671588657670
  2. Mohamad Adam, M.D.Sylvania, OH 435601114231297
  3. Syed Muhammad Ashraf, M.D.Sylvania, OH 435601659685857
  4. Rachel Colby, MDSylvania, OH 435601699204875
  5. Avijit Das, MDSylvania, OH 435601811550452
  6. Cassidy Eby, MDSylvania, OH 435601356043566
  7. Nicholas HortonSylvania, OH 435601972913135
  8. Raied Hufdhi, MDSylvania, OH 435601336609452

Common questions

What is Alan Len Rivera, M.D.'s NPI number?

Alan Len Rivera, M.D.'s National Provider Identifier (NPI) is 1871569665, issued on Feb 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alan Len Rivera, M.D. located?

The NPPES record lists a practice address at 735 S Shoop Ave, Wauseon, OH, 43567. Phone: (419) 335-3242. Providers update this record themselves, so call before visiting.

How can I verify Alan Len Rivera, M.D.'s license?

NPPES lists Ohio license number 35.078607, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Alan Len Rivera, M.D. prescribe under Medicare Part D?

In 2024, Alan Len Rivera, M.D. had 52 Medicare Part D claims for 27 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.

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.