Maria Riza De Guzman Bautista, MD
Family Medicine Physician · Chicago, IL
Maria Riza De Guzman Bautista, MD is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1154400513, issued on Nov 4, 2006. Check the license (Illinois 036113909, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Maria Riza De Guzman Bautista
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 036113909 IL
Self-reported in NPPES; status is on the state search - Practice location
- 6307 S Stewart Ave Ste 202, Chicago, IL 60621
- Phone
- (773) 487-5224
- Enumerated
- Nov 4, 2006
- Record last updated
- Dec 14, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (773) 487-7240
- Medicare enrollment
- Enrolled (PECOS I20061214000079); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 6307 S Stewart Ave Ste 202
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gary Williams, D.P.M.Foot Surgery Podiatrist1396711073
Verify Maria Riza De Guzman Bautista in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036113909Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5% more Medicare Part D claims than the average family medicine physician in 2024
3,709 Medicare Part D claims for 389 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Atorvastatin Calcium506 claims
- Amlodipine Besylate249 claims
- Losartan Potassium188 claims
- Metformin Hcl154 claims
- Metoprolol Succinate113 claims
- Potassium Chloride86 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: $194.70
10 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
One hospital affiliation
- Thorek Memorial HospitalChicago, IL · Acute Care Hospitals
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).
Maria Riza De Guzman Bautista among 6,215 family medicine physician records in Illinois
Maria Riza De Guzman Bautista, MD is one of 6,215 family medicine physician records with a practice address in Illinois. 78% 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 · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1995 · median 2006 among the 3,714 with a school on file
- Record last updated2021 · 54% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,593 family medicine physician records list a practice address in Chicago
They are 1,593 of the 63,379 NPPES records with a practice address in Chicago, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Chicago → Family Medicine Physician nationwide →
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Common questions
What is Maria Riza De Guzman Bautista, MD's NPI number?
Maria Riza De Guzman Bautista, MD's National Provider Identifier (NPI) is 1154400513, issued on Nov 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Maria Riza De Guzman Bautista, MD located?
The NPPES record lists a practice address at 6307 S Stewart Ave Ste 202, Chicago, IL, 60621. Phone: (773) 487-5224. Providers update this record themselves, so call before visiting.
How can I verify Maria Riza De Guzman Bautista, MD's license?
NPPES lists Illinois license number 036113909, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Maria Riza De Guzman Bautista, MD prescribe under Medicare Part D?
In 2024, Maria Riza De Guzman Bautista, MD had 3,709 Medicare Part D claims for 389 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.