NPPES file of Aug 9, 2026

Marie Lourdes Tan Ynson, M.D.

Internal Medicine Physician · Henderson, NV

Marie Lourdes Tan Ynson, M.D. is an internal medicine physician with a practice address in Henderson, Nevada, and NPI 1881915239, issued on Jun 21, 2010. Check the license (Nevada 20600, as entered in NPPES) on the Nevada State Board of Medical Examiners; 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
1881915239
Name
Marie Lourdes Tan Ynson
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
20600 NV
C150062 CA
M-2412 GU
Self-reported in NPPES; status is on the state search
Practice location
10624 S Eastern Ave Ste A955, Henderson, NV 89052
Phone
(702) 800-5393
Enumerated
Jun 21, 2010
Record last updated
Oct 31, 2023
Medicare enrollment
Enrolled (PECOS I20231218001316); 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 10624 S Eastern Ave Ste A955

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

  1. Allen AbelloInternal Medicine Physician1407341530
  2. Christian Cervantes, MSN, APRN, FNP-BCFamily Nurse Practitioner1528705357
  3. Raphael Guardian, NPAcute Care Nurse Practitioner1316838964
  4. Allen Khakshooy, MDInternal Medicine Physician1386376457
  5. Robert Paulino, M.D.Hospice and Palliative Medicine (Internal Medicine) Physician1528221165
  6. Louis Sulit, DOInternal Medicine Physician1386219665

Verify Marie Lourdes Tan Ynson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNevada State Board of Medical Examiners
    Search for license 20600
    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 Nevada 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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99% fewer Medicare Part D claims than the average internal medicine physician in 2024

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

  1. Marie Lourdes Ynson29
  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.

Bills Medicare through one group practice

  1. Guam Healthcare Development IncorporatedDededo, GU

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

Marie Lourdes Tan Ynson among 1,229 internal medicine physician records in Nevada

Marie Lourdes Tan Ynson, M.D. 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 2010, is newer than 56% of them.

  • NPI issued2010 · 56% of these records are older, 42% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2007 · median 2006 among the 772 with a school on file
  • Record last updated2023 · 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.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Hossein Akhondi Asl, M.D.Henderson, NV 890521609862051
  2. Poupak Bigger, M.D.Henderson, NV 890521023010782
  3. Victor Bonuel, MDHenderson, NV 890521801869862
  4. Hugh Burt, M.D.Henderson, NV 890521972599371
  5. Pio Clavecilla, MDHenderson, NV 890521659349140
  6. Guillermo Fraga, MDHenderson, NV 890521104809433
  7. Robert Gong, M.D.Henderson, NV 890521265409601
  8. Witold Iglikowski, M.D.Henderson, NV 890521164412680

Common questions

What is Marie Lourdes Tan Ynson, M.D.'s NPI number?

Marie Lourdes Tan Ynson, M.D.'s National Provider Identifier (NPI) is 1881915239, issued on Jun 21, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Marie Lourdes Tan Ynson, M.D. located?

The NPPES record lists a practice address at 10624 S Eastern Ave Ste A955, Henderson, NV, 89052. Phone: (702) 800-5393. Providers update this record themselves, so call before visiting.

How can I verify Marie Lourdes Tan Ynson, M.D.'s license?

NPPES lists Nevada license number 20600, 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 Marie Lourdes Tan Ynson, M.D. prescribe under Medicare Part D?

In 2024, Marie Lourdes Tan Ynson, M.D. had 29 Medicare Part D claims; 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.