Lloyd M. Olsen, MD
Internal Medicine Physician · Tyler, TX
Lloyd M. Olsen, MD is an internal medicine physician with a practice address in Tyler, Texas, and NPI 1336113042, issued on Feb 17, 2006. Check the license (Texas E4578, as entered in NPPES) on the Texas Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Lloyd M. Olsen
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- E4578 TX
Self-reported in NPPES; status is on the state search - Practice location
- 520 E Douglas Blvd, Tyler, TX 75702
- Phone
- (903) 510-8712
- Enumerated
- Feb 17, 2006
- Record last updated
- Oct 13, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicaid ID
- 122965003 TX
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 520 E Douglas Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Beaird, MDInternal Medicine Physician1316917750
- Andria Cardinalli-Stein, M.D.Internal Medicine Physician1407896293
- Evelyn Chou, DOFamily Medicine Physician1386265106
- Robert Clarke, PAPhysician Assistant1225162753
- Douglas Coltman, MDInternal Medicine Physician1619940442
- Maria Criss-Lampton, LCSWClinical Social Worker1205606845
Verify Lloyd M. Olsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license E4578Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Lloyd M. Olsen among 9,175 internal medicine physician records in Texas
Lloyd M. Olsen, MD is one of 9,175 internal medicine physician records with a practice address in Texas. 82% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileNo · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2014 · 49% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
146 internal medicine physician records list a practice address in Tyler
They are 146 of the 5,531 NPPES records with a practice address in Tyler, and 9,175 internal medicine physician records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 9,175 in Texas → Every provider in Tyler → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Richard Anderson, MDTyler, TX 757021588634257
- David Beaird, MDTyler, TX 757021316917750
- Kimberley Bryant, DOTyler, TX 757021932169539
- Andria Cardinalli-Stein, M.D.Tyler, TX 757021407896293
- Douglas Coltman, MDTyler, TX 757021619940442
- Meher Dasgupta, MDTyler, TX 757021649236456
- Steven Keuer, MDTyler, TX 757021801860887
- Lee Ridenour, MDTyler, TX 757021205801966
Common questions
What is Lloyd M. Olsen, MD's NPI number?
Lloyd M. Olsen, MD's National Provider Identifier (NPI) is 1336113042, issued on Feb 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lloyd M. Olsen, MD located?
The NPPES record lists a practice address at 520 E Douglas Blvd, Tyler, TX, 75702. Phone: (903) 510-8712. Providers update this record themselves, so call before visiting.
How can I verify Lloyd M. Olsen, MD's license?
NPPES lists Texas license number E4578, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. 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.