Kenneth Willard Brewster, M.D.
General Practice Physician · Caguas, PR
Kenneth Willard Brewster, M.D. is a general practice physician with a practice address in Caguas, Puerto Rico, and NPI 1508809708, issued on Jun 14, 2006. Check the license (Puerto Rico 16048, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kenneth Willard Brewster
- Credential
- M.D.
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- 16048 PR
Self-reported in NPPES; status is on the state search - Practice location
- Plaza Del Carmen Mall # 24 Carr 172, Caguas, PR 00725
- Phone
- (787) 286-6060
- Enumerated
- Jun 14, 2006
- Record last updated
- Jul 13, 2026
- Medicare enrollment
- Enrolled (PECOS I20060731000255); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 4,170 in Puerto Rico → Look up another NPI →
Verify Kenneth Willard Brewster in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Puerto Rico board licenses this profession
Search for license 16048Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average general practice physician in 2024
468 Medicare Part D claims for 26 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium68 claims
- Losartan Potassium54 claims
- Metformin Hcl41 claims
- Synthroid31 claims
- Omeprazole24 claims
- Ezetimibe20 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: $200.77
5 payments; by number, the most common kind was food and beverage; the largest payer was Bayer Healthcare Pharmaceuticals Inc. The 4,259 providers of this specialty with any payment received $1,273.40 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.
Kenneth Willard Brewster among 4,170 general practice physician records in Puerto Rico
Kenneth Willard Brewster, M.D. is one of 4,170 general practice physician records with a practice address in Puerto Rico. 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 7% of them.
- NPI issued2006 · 7% of these records are older, 65% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 29% of these records are
- Graduated2004 · median 2004 among the 1,228 with a school on file
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
200 general practice physician records list a practice address in Caguas
They are 200 of the 2,093 NPPES records with a practice address in Caguas, and 4,170 general practice physician records in Puerto Rico.
All 4,170 in Puerto Rico → Every provider in Caguas → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- David Acevedo, M.D.Caguas, PR 007251467443937
- Jose Arce, M.D.Caguas, PR 007251164420279
- Rafael Archilla Isern, MDCaguas, PR 007251932180593
- Jose Borras Ramirez, M.D.Caguas, PR 007251568442564
- Angela Cabral Hidalgo, MDCaguas, PR 007251649254392
- Gilberto Caraballo, M.D.Caguas, PR 007251770586018
- Jose Colon Maldonado, M.D.Caguas, PR 007251144226887
- Ilia Huertas Velazquez, MDCaguas, PR 007251992703185
Common questions
What is Kenneth Willard Brewster, M.D.'s NPI number?
Kenneth Willard Brewster, M.D.'s National Provider Identifier (NPI) is 1508809708, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kenneth Willard Brewster, M.D. located?
The NPPES record lists a practice address at Plaza Del Carmen Mall # 24 Carr 172, Caguas, PR, 00725. Phone: (787) 286-6060. Providers update this record themselves, so call before visiting.
How can I verify Kenneth Willard Brewster, M.D.'s license?
NPPES lists Puerto Rico license number 16048, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Kenneth Willard Brewster, M.D. prescribe under Medicare Part D?
In 2024, Kenneth Willard Brewster, M.D. had 468 Medicare Part D claims for 26 beneficiaries; the average among general practice physician prescribers was 3,030. 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.