Li Cai, M.D.
Internal Medicine Physician · Houston, TX
Li Cai, M.D. is an internal medicine physician with a practice address in Houston, Texas, and NPI 1902860612, issued on Apr 12, 2006. Check the license (Texas Q2434, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Li Cai
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- Q2434 TX
Self-reported in NPPES; status is on the state search - Practice location
- 18700 Katy Fwy, Houston, TX 77094
- Phone
- (832) 522-8444
- Enumerated
- Apr 12, 2006
- Record last updated
- Jul 11, 2026
- Fax
- (832) 522-8445
- Medicare enrollment
- Enrolled (PECOS I20161128002134); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In New Orleans, 2000
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 18700 Katy Fwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Li Cai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q2434Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.4 times the Medicare Part D claims of the average internal medicine physician in 2024
7,479 Medicare Part D claims for 579 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 138 claims were for opioids.
Most prescribed
- Levothyroxine Sodium519 claims
- Rosuvastatin Calcium398 claims
- Atorvastatin Calcium336 claims
- Losartan Potassium199 claims
- Gabapentin193 claims
- Pantoprazole Sodium188 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.
Industry payments in 2024: $1,729.75
95 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 3 group practices
- Katy Internal Medicine Associates, L.L.PKaty, TX
- Legacy Healthcare Services IncSpring, 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).
Li Cai among 9,175 internal medicine physician records in Texas
Li Cai, M.D. 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. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2000 · median 2004 among the 6,088 with a school on file
- Record last updated2026 · 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).
1,488 internal medicine physician records list a practice address in Houston
They are 1,488 of the 61,221 NPPES records with a practice address in Houston, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Houston → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Randa Djendou, M.DHouston, TX 770941922399856
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- Syed Hasnain, MDHouston, TX 770941992755953
- Chinelo Madubom, MDHouston, TX 770941568844322
- Saiyada Mirza, MDHouston, TX 770941932628310
Common questions
What is Li Cai, M.D.'s NPI number?
Li Cai, M.D.'s National Provider Identifier (NPI) is 1902860612, issued on Apr 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Li Cai, M.D. located?
The NPPES record lists a practice address at 18700 Katy Fwy, Houston, TX, 77094. Phone: (832) 522-8444. Providers update this record themselves, so call before visiting.
How can I verify Li Cai, M.D.'s license?
NPPES lists Texas license number Q2434, 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 Li Cai, M.D. prescribe under Medicare Part D?
In 2024, Li Cai, M.D. had 7,479 Medicare Part D claims for 579 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.