Calixto J. Ruibal, MD
Family Medicine Physician · Houston, TX
Calixto J. Ruibal, MD is a family medicine physician with a practice address in Houston, Texas, and NPI 1730284555, issued on Sep 14, 2006. Check the license (Texas G0921, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Calixto J. Ruibal
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- G0921 TX
Self-reported in NPPES; status is on the state search - Practice location
- 7109-B Lawndale, Houston, TX 77023
- Phone
- (713) 924-4907
- Enumerated
- Sep 14, 2006
- Record last updated
- Nov 6, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (713) 924-4182
- Medicaid ID
- 121482701 TX
- Medicare enrollment
- Enrolled (PECOS I20100104000501); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Verify Calixto J. Ruibal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license G0921Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% fewer Medicare Part D claims than the average family medicine physician in 2024
1,931 Medicare Part D claims for 244 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Atorvastatin Calcium192 claims
- Metformin Hcl129 claims
- Lisinopril98 claims
- Losartan Potassium88 claims
- Levothyroxine Sodium70 claims
- Naproxen56 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.
Bills Medicare through one group practice
- Calixto J Ruibal MD PAHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Calixto J. Ruibal among 11,119 family medicine physician records in Texas
Calixto J. Ruibal, MD is one of 11,119 family 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1967 · median 2004 among the 7,095 with a school on file
- Record last updated2012 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,123 family medicine physician records list a practice address in Houston
They are 1,123 of the 61,221 NPPES records with a practice address in Houston, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in Houston → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Paul Abraham, MDHouston, TX 770231912491838
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- Maliha Beg, M.D.Houston, TX 770231790171643
- Danelia Castellon, MDHouston, TX 770231760672737
- Giridhar Chilukuri, MDHouston, TX 770231417174566
- Berta Deleon-Scaglia, MDHouston, TX 770231932201134
- Mitzi Jimenez, M.D.Houston, TX 770231912941774
- Bhavik Kumar, MD, MPHHouston, TX 770231003197641
Common questions
What is Calixto J. Ruibal, MD's NPI number?
Calixto J. Ruibal, MD's National Provider Identifier (NPI) is 1730284555, issued on Sep 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Calixto J. Ruibal, MD located?
The NPPES record lists a practice address at 7109-B Lawndale, Houston, TX, 77023. Phone: (713) 924-4907. Providers update this record themselves, so call before visiting.
How can I verify Calixto J. Ruibal, MD's license?
NPPES lists Texas license number G0921, 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 Calixto J. Ruibal, MD prescribe under Medicare Part D?
In 2024, Calixto J. Ruibal, MD had 1,931 Medicare Part D claims for 244 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.