Linda Siti Yancey, M.D.
Infectious Disease Physician · Katy, TX
Linda Siti Yancey, M.D. is an infectious disease physician with a practice address in Katy, Texas, and NPI 1992759070, issued on May 21, 2006. Check the license (Texas L8235, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Linda Siti Yancey
- Credential
- M.D.
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- L8235 TX
29710 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1331 W Grand Parkway N, Katy, TX 77493
- Phone
- (281) 599-3222
- Enumerated
- May 21, 2006
- Record last updated
- Jan 27, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (281) 599-3016
- Medicare enrollment
- Enrolled (PECOS I20061121000157); accepts Medicare assignment
- Medical or professional school
- Texas Tech University Health Science Center School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 674 in Texas → Look up another NPI →
Also registered at 1331 W Grand Parkway N
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Douglas Fernandez, M.D.Gastroenterology Physician1447258835
- Andrzej Janecki, M.D.Gastroenterology Physician1871591263
Verify Linda Siti Yancey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L8235Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% more Medicare Part D claims than the average infectious disease physician in 2024
713 Medicare Part D claims for 204 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Biktarvy107 claims
- Doxycycline Hyclate63 claims
- Ceftriaxone62 claims
- Cephalexin59 claims
- Cefepime Hcl34 claims
- Sulfamethoxazole-Trimethoprim28 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,130.03
62 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 3,895 providers of this specialty with any payment received $4,362.19 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 one group practice
- Memorial Hermann Medical GroupKaty, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Linda Siti Yancey among 674 infectious disease physician records in Texas
Linda Siti Yancey, M.D. is one of 674 infectious disease physician records with a practice address in Texas. 84% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 59% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated2000 · median 2002 among the 510 with a school on file
- Record last updated2012 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Texas
There are 674 infectious disease physician records in Texas.
All 674 in Texas → Every provider in Katy → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Andres Gutierrez Ordonez, M.D.Katy, TX 774941134452279
- Janice Koshy, M.D.Katy, TX 774941023336286
- Zaher Shebib, M.DPasadena, TX 775051780622928
- Eloho Ajayi, M.D.Sugar Land, TX 774791346692902
- Sarfraz Aly, MDSugar Land, TX 774791972766327
- John Butler, MDSugar Land, TX 774791427028430
- Irene Ekaney, MDSugar Land, TX 774791639120827
- Barkat Fazal, MD, MPHTMSugar Land, TX 774791619074721
Common questions
What is Linda Siti Yancey, M.D.'s NPI number?
Linda Siti Yancey, M.D.'s National Provider Identifier (NPI) is 1992759070, issued on May 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Linda Siti Yancey, M.D. located?
The NPPES record lists a practice address at 1331 W Grand Parkway N, Katy, TX, 77493. Phone: (281) 599-3222. Providers update this record themselves, so call before visiting.
How can I verify Linda Siti Yancey, M.D.'s license?
NPPES lists Texas license number L8235, 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 Linda Siti Yancey, M.D. prescribe under Medicare Part D?
In 2024, Linda Siti Yancey, M.D. had 713 Medicare Part D claims for 204 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.
What is Linda Siti Yancey, M.D.'s MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.