Lamberto Diaz, MD
Internal Medicine Physician · Bryan, OH
Lamberto Diaz, MD is an internal medicine physician with a practice address in Bryan, Ohio, and NPI 1003845421, issued on Jun 30, 2006. Check the license (Ohio 35-041218, as entered in NPPES) on the State Medical Board of Ohio; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Lamberto Diaz
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35-041218 OH
Self-reported in NPPES; status is on the state search - Practice location
- 442 W High St, Bryan, OH 43506
- Phone
- (419) 636-4517
- Enumerated
- Jun 30, 2006
- Record last updated
- May 19, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (419) 636-6438
- Medicaid ID
- 0383786 OH
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
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Verify Lamberto Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35-041218Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Lamberto Diaz among 5,277 internal medicine physician records in Ohio
Lamberto Diaz, MD 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 not. Its NPI, issued in 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 55% newer
- In a Medicare fileNo · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2008 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5,277 in Ohio → Every provider in Bryan → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Steven Bumb, M.DBryan, OH 435061972611333
- Scott Frederick, MDBryan, OH 435061407821135
- Gurushankar Govindarajan, MDBryan, OH 435061992891972
- Ehab Ali, M.D.Defiance, OH 435121346680907
- Amer Arshad, MDDefiance, OH 435121710970652
- Paul Brose, M.D.Defiance, OH 435121902887870
- Stavros Karatsoridis, D.O.Defiance, OH 435121588645394
- Samer Obri, MDDefiance, OH 435121700879657
Common questions
What is Lamberto Diaz, MD's NPI number?
Lamberto Diaz, MD's National Provider Identifier (NPI) is 1003845421, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lamberto Diaz, MD located?
The NPPES record lists a practice address at 442 W High St, Bryan, OH, 43506. Phone: (419) 636-4517. Providers update this record themselves, so call before visiting.
How can I verify Lamberto Diaz, MD's license?
NPPES lists Ohio license number 35-041218, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.