Terence Lou D. Agustin, MD
Internal Medicine Physician · Henderson, NV
Terence Lou D. Agustin, MD is an internal medicine physician with a practice address in Henderson, Nevada, and NPI 1831345123, issued on Aug 18, 2008. Check the license (Nevada 14777, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Terence Lou D. Agustin
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 14777 NV
Self-reported in NPPES; status is on the state search - Practice location
- 525 Marks Street, Henderson, NV 89014
- Phone
- (702) 671-1000
- Enumerated
- Aug 18, 2008
- Record last updated
- Jul 2, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (702) 458-0610
- Medicaid ID
- 1831345123 NV
- Medicare enrollment
- Enrolled (PECOS I20140115000405); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,229 in Nevada → Look up another NPI →
Also registered at 525 Marks Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ferdinand Limtao, NURSE PRACTITIONERNurse Practitioner1043509490
- Eileen Mauban, M.D.Internal Medicine Physician1396745774
- Jefferson Mark Tonel, APRN-CNPFamily Nurse Practitioner1255918553
Verify Terence Lou D. Agustin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNevada State Board of Medical Examiners
Search for license 14777Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% more Medicare Part D claims than the average internal medicine physician in 2024
4,571 Medicare Part D claims for 461 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Atorvastatin Calcium466 claims
- Amlodipine Besylate382 claims
- Lisinopril245 claims
- Levothyroxine Sodium190 claims
- Metformin Hcl167 claims
- Losartan Potassium161 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
- University Medical Center OF Southern NevadaHenderson, NV
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Terence Lou D. Agustin among 1,229 internal medicine physician records in Nevada
Terence Lou D. Agustin, MD is one of 1,229 internal medicine physician records with a practice address in Nevada. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 50% of them.
- NPI issued2008 · 50% of these records are older, 46% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2001 · median 2006 among the 772 with a school on file
- Record last updated2021 · 43% 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 Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
181 internal medicine physician records list a practice address in Henderson
They are 181 of the 7,490 NPPES records with a practice address in Henderson, and 1,229 internal medicine physician records in Nevada.
All 1,229 in Nevada → Every provider in Henderson → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Theresa Blumfelder, M.D.Henderson, NV 890141992960694
- Nakeisha Curry, MDHenderson, NV 890141235197641
- Yolanda Flores, MDHenderson, NV 890141215907969
- James Gabroy, MDHenderson, NV 890141003851262
- Hitesh Goel, MDHenderson, NV 890141164432597
- Loring Jacobs, M.D.Henderson, NV 890141467525055
- Leslie Jacobs, M.D.Henderson, NV 890141831262393
- Linda Johnson, MDHenderson, NV 890141033182522
Common questions
What is Terence Lou D. Agustin, MD's NPI number?
Terence Lou D. Agustin, MD's National Provider Identifier (NPI) is 1831345123, issued on Aug 18, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Terence Lou D. Agustin, MD located?
The NPPES record lists a practice address at 525 Marks Street, Henderson, NV, 89014. Phone: (702) 671-1000. Providers update this record themselves, so call before visiting.
How can I verify Terence Lou D. Agustin, MD's license?
NPPES lists Nevada license number 14777, as entered by the provider. Search the Nevada State Board of Medical Examiners at https://medboard.nv.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Terence Lou D. Agustin, MD prescribe under Medicare Part D?
In 2024, Terence Lou D. Agustin, MD had 4,571 Medicare Part D claims for 461 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.