Divina M. Tuazon, M.D.
Critical Care Medicine (Internal Medicine) Physician · Houston, TX
Divina M. Tuazon, M.D. is a critical care medicine (internal medicine) physician with a practice address in Houston, Texas, and NPI 1669457826, issued on Dec 9, 2005. Check the license (Texas L8218, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Divina M. Tuazon
- Credential
- M.D.
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- L8218 TX
Self-reported in NPPES; status is on the state search - Practice location
- 6565 Fannin St, Houston, TX 77030
- Phone
- (713) 441-3620
- Enumerated
- Dec 9, 2005
- Record last updated
- Jan 24, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (713) 790-2082
- Medicaid ID
- 181147303 TX
- Medicare enrollment
- Enrolled (PECOS I20040606000002); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 413 in Texas → Look up another NPI →
Also registered at 6565 Fannin St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karen Abboud, PHARMDOncology Pharmacist1316794597
- Akraam Abdel-KeremPharmacist1720831092
- Aliya Abdulla, PHARMD, BCCCPCritical Care Pharmacist1750207312
- Safiyah AbdullahAcute Care Nurse Practitioner1497200851
- Selma AbdurrahmanStudent in an Organized Health Care Education/Training Program1659127090
- Catherine Achim, M.D.Ophthalmology Physician1114215738
Verify Divina M. Tuazon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L8218Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
14 Medicare Part D claims, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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 2 group practices
- Houston Methodist Specialty PhysiciansHouston, TX
- Tmh Physician Associates PLLCHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Divina M. Tuazon among 413 critical care medicine (internal medicine) physician records in Texas
Divina M. Tuazon, M.D. is one of 413 critical care medicine (internal medicine) physician records with a practice address in Texas. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 84% of these records are
- Graduated1990 · median 2007 among the 346 with a school on file
- Record last updated2013 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Texas
There are 413 critical care medicine (internal medicine) physician records in Texas.
All 413 in Texas → Every provider in Houston → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Bindu Akkanti, M.DHouston, TX 770301982663514
- Donna Calabrese, M.D.Houston, TX 770301538144845
- Christopher Cortes, M.D.Houston, TX 770301447258959
- John Crommett, M.D.Houston, TX 770301932141892
- Javier Finkielman, M.D.Houston, TX 770301083651962
- James Herlihy, M.D.Houston, TX 770301972555449
- David Powner, M.D.Houston, TX 770301417996356
- Iqbal Ratnani, M.D.Houston, TX 770301861440190
Common questions
What is Divina M. Tuazon, M.D.'s NPI number?
Divina M. Tuazon, M.D.'s National Provider Identifier (NPI) is 1669457826, issued on Dec 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Divina M. Tuazon, M.D. located?
The NPPES record lists a practice address at 6565 Fannin St, Houston, TX, 77030. Phone: (713) 441-3620. Providers update this record themselves, so call before visiting.
How can I verify Divina M. Tuazon, M.D.'s license?
NPPES lists Texas license number L8218, 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.
How much does Divina M. Tuazon, M.D. prescribe under Medicare Part D?
In 2024, Divina M. Tuazon, M.D. had 14 Medicare Part D claims; the average among critical care medicine (internal medicine) physician prescribers was 696. 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.