Karen Y. Anderson, M.D.
Nephrology Physician · Houston, TX
Karen Y. Anderson, M.D. is a nephrology physician with a practice address in Houston, Texas, and NPI 1235265067, issued on Feb 26, 2007. Check the license (Texas F7991, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Karen Y. Anderson
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- F7991 TX
Self-reported in NPPES; status is on the state search - Practice location
- 11301 Fallbrook, Houston, TX 77065
- Phone
- (713) 520-0600
- Enumerated
- Feb 26, 2007
- Record last updated
- Jan 25, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,159 in Texas → Look up another NPI →
Verify Karen Y. Anderson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license F7991Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average nephrology physician in 2024
59 Medicare Part D claims, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
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.
Karen Y. Anderson among 1,159 nephrology physician records in Texas
Karen Y. Anderson, M.D. is one of 1,159 nephrology physician records with a practice address in Texas. 89% 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 47% of them.
- NPI issued2007 · 47% of these records are older, 38% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileNo · 82% of these records are
- Record last updated2011 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Texas
There are 1,159 nephrology physician records in Texas.
All 1,159 in Texas → Every provider in Houston → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Amir Memon, MDHouston, TX 770661447231295
- Mir Tariq Ali, MDHouston, TX 770701649822040
- Tsegaw Egziti, M.D.Houston, TX 770701982995213
- Devaraj Munikrishnappa, M.D.Houston, TX 770701467537167
- Jonathan Pankow, MDHouston, TX 770701962817783
- Devang Patel, DOHouston, TX 770701609337880
- Mohamed Sheta, M.D.Houston, TX 770701457666570
- Ghayyath Sultan, M.DHouston, TX 770701780913996
Common questions
What is Karen Y. Anderson, M.D.'s NPI number?
Karen Y. Anderson, M.D.'s National Provider Identifier (NPI) is 1235265067, issued on Feb 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Karen Y. Anderson, M.D. located?
The NPPES record lists a practice address at 11301 Fallbrook, Houston, TX, 77065. Phone: (713) 520-0600. Providers update this record themselves, so call before visiting.
How can I verify Karen Y. Anderson, M.D.'s license?
NPPES lists Texas license number F7991, 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 Karen Y. Anderson, M.D. prescribe under Medicare Part D?
In 2024, Karen Y. Anderson, M.D. had 59 Medicare Part D claims; the average among nephrology physician prescribers was 1,465. 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.