Lily B. Guzman Bosch, M.D.
Rheumatology Physician · Las Piedras, PR
Lily B. Guzman Bosch, M.D. is a rheumatology physician with a practice address in Las Piedras, Puerto Rico, and NPI 1235574229, issued on May 3, 2013. Check the license (Puerto Rico 19765, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lily B. Guzman Bosch
- Credential
- M.D.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 19765 PR
Self-reported in NPPES; status is on the state search - Practice location
- 11 Calle Jesus T Pinero, Las Piedras, PR 00771
- Phone
- (787) 733-8148
- Enumerated
- May 3, 2013
- Record last updated
- Jul 6, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180725002911); accepts Medicare assignment
- Medical or professional school
- University Of Puerto Rico School Of Medicine, 2013
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 87 in Puerto Rico → Look up another NPI →
Also registered at 11 Calle Jesus T Pinero
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eric Maldonado, M.D.General Practice Physician1265600050
Verify Lily B. Guzman Bosch 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 19765Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average rheumatology physician in 2024
1,002 Medicare Part D claims for 130 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Gabapentin185 claims
- Pregabalin181 claims
- Methotrexate71 claims
- Alendronate Sodium65 claims
- Prednisone53 claims
- Tizanidine Hcl47 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: $25.00
1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 4,486 providers of this specialty with any payment received $8,538.33 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.
Lily B. Guzman Bosch among 87 rheumatology physician records in Puerto Rico
Lily B. Guzman Bosch, M.D. is one of 87 rheumatology physician records with a practice address in Puerto Rico. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 85% of them.
- NPI issued2013 · 85% of these records are older, 11% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated2013 · median 1992 among the 69 with a school on file
- Record last updated2018 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Puerto Rico
There are 87 rheumatology physician records in Puerto Rico.
All 87 in Puerto Rico → Every provider in Las Piedras → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Lesliane Castro-Santana, M.D.Humacao, PR 007911376749077
- Jorge Mundo, MDHumacao, PR 007911265593222
- Ruth Fred Jimenez, MDRio Grande, PR 007451073746392
- Javier Quintero Betancourt, MDRio Grande, PR 007451699125237
- Livia Bermudez, M.D.Fajardo, PR 007381659477800
- Noelia Rodriguez-Perez, M.D.Fajardo, PR 007381295938371
- Luis Colon Ferreira, MDCayey, PR 007361568456200
- Lillian Bezares, M.D.Caguas, PR 007251861547960
Common questions
What is Lily B. Guzman Bosch, M.D.'s NPI number?
Lily B. Guzman Bosch, M.D.'s National Provider Identifier (NPI) is 1235574229, issued on May 3, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Lily B. Guzman Bosch, M.D. located?
The NPPES record lists a practice address at 11 Calle Jesus T Pinero, Las Piedras, PR, 00771. Phone: (787) 733-8148. Providers update this record themselves, so call before visiting.
How can I verify Lily B. Guzman Bosch, M.D.'s license?
NPPES lists Puerto Rico license number 19765, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Lily B. Guzman Bosch, M.D. prescribe under Medicare Part D?
In 2024, Lily B. Guzman Bosch, M.D. had 1,002 Medicare Part D claims for 130 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.