Sao Jiralerspong, M.D., PH.D.
Medical Oncology Physician · Houston, TX
Sao Jiralerspong, M.D., PH.D. is a medical oncology physician with a practice address in Houston, Texas, and NPI 1821300039, issued on Jul 6, 2010. Check the license (Texas M3595, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Sao Jiralerspong
- Credential
- M.D., PH.D.
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- M3595 TX
Self-reported in NPPES; status is on the state search - Practice location
- 6620 Main St, Houston, TX 77030
- Phone
- (713) 798-1999
- Enumerated
- Jul 6, 2010
- Record last updated
- Jan 3, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (713) 798-1990
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 547 in Texas → Look up another NPI →
Also registered at 6620 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sao Jiralerspong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M3595Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average medical oncology physician in 2024
87 Medicare Part D claims for 34 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D.
Most prescribed
- Letrozole35 claims
- Anastrozole24 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.
The MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Sao Jiralerspong among 547 medical oncology physician records in Texas
Sao Jiralerspong, M.D., PH.D. is one of 547 medical oncology physician records with a practice address in Texas. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 77% of them.
- NPI issued2010 · 77% of these records are older, 20% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileNo · 76% of these records are
- Record last updated2011 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Oncology Physician providers in Texas
There are 547 medical oncology physician records in Texas.
All 547 in Texas → Every provider in Houston → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- Matthew Ellis, MD PHDHouston, TX 770301669495685
- Daniel Epner, M.D.Houston, TX 770301083637151
- Jianjun Gao, M.D.Houston, TX 770301053356873
- Christopher Garrett, MDHouston, TX 770301861417115
- Maura Gillison, MDHouston, TX 770301760436927
- Anneliese Gonzalez, M.D.Houston, TX 770301245234889
- Kirk Heyne, MDHouston, TX 770301346227816
- Milind Javle, MDHouston, TX 770301831196252
Common questions
What is Sao Jiralerspong, M.D., PH.D.'s NPI number?
Sao Jiralerspong, M.D., PH.D.'s National Provider Identifier (NPI) is 1821300039, issued on Jul 6, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Sao Jiralerspong, M.D., PH.D. located?
The NPPES record lists a practice address at 6620 Main St, Houston, TX, 77030. Phone: (713) 798-1999. Providers update this record themselves, so call before visiting.
How can I verify Sao Jiralerspong, M.D., PH.D.'s license?
NPPES lists Texas license number M3595, 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 Sao Jiralerspong, M.D., PH.D. prescribe under Medicare Part D?
In 2024, Sao Jiralerspong, M.D., PH.D. had 87 Medicare Part D claims for 34 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.
What is Sao Jiralerspong, M.D., PH.D.'s MIPS final score?
The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.