Diana M. Guerra, MD
Critical Care Medicine (Internal Medicine) Physician · Sugar Land, TX
Diana M. Guerra, MD is a critical care medicine (internal medicine) physician with a practice address in Sugar Land, Texas, and NPI 1023200623, issued on Aug 16, 2007. Check the license (Texas P2864, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Diana M. Guerra
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- P2864 TX
Self-reported in NPPES; status is on the state search - Practice location
- 16811 Southwest Fwy Ste 300, Sugar Land, TX 77479
- Phone
- (346) 874-3458
- Enumerated
- Aug 16, 2007
- Record last updated
- Mar 12, 2026
- Medicaid ID
- 299091308 TX
- Medicare enrollment
- Enrolled (PECOS I20120627000766); 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 16811 Southwest Fwy Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Farah Burhani, MDHospitalist Physician1851788020
- Louis Diab, MDHospitalist Physician1578092474
- Hiba El-Qaddoumi, M.D.Critical Care Medicine (Internal Medicine) Physician1740560705
- Jane George, M.D.Hospitalist Physician1922329952
Verify Diana M. Guerra in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license P2864Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 3 group practices
- Houston Methodist Specialty PhysiciansSugar Land, TX
- Scott And White ClinicCollege Station, TX
- Tmh Physician Associates PLLCSugar Land, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Diana M. Guerra among 413 critical care medicine (internal medicine) physician records in Texas
Diana M. Guerra, MD 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 2007, is newer than 30% of them.
- NPI issued2007 · 30% of these records are older, 59% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 84% of these records are
- Graduated1995 · median 2007 among the 346 with a school on file
- Record last updated2026 · 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 Sugar Land → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Anisha Arora, MDSugar Land, TX 774791720246150
- Elton Chen, D.O.Sugar Land, TX 774791215226303
- Hiba El-Qaddoumi, M.D.Sugar Land, TX 774791740560705
- Jonathan Jaffe, M.D.Sugar Land, TX 774791578982609
- Munish Lapsia, MDSugar Land, TX 774791467613901
- Thien Nguyen, M.D.Katy, TX 774921477872505
- Mary Udyavar, AGACNPKaty, TX 774931932827268
- Brian Gray, D.O.Katy, TX 774941942438098
Common questions
What is Diana M. Guerra, MD's NPI number?
Diana M. Guerra, MD's National Provider Identifier (NPI) is 1023200623, issued on Aug 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Diana M. Guerra, MD located?
The NPPES record lists a practice address at 16811 Southwest Fwy Ste 300, Sugar Land, TX, 77479. Phone: (346) 874-3458. Providers update this record themselves, so call before visiting.
How can I verify Diana M. Guerra, MD's license?
NPPES lists Texas license number P2864, 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. 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.