Nancy Santiago, M.D.
Specialist · Guaynabo, PR
Nancy Santiago, M.D. is a specialist with a practice address in Guaynabo, Puerto Rico, and NPI 1922076322, issued on Mar 10, 2006. Check the license with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nancy Santiago
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- Practice location
- Pmb 276 RD19 #1353, Guaynabo, PR 00966
- Phone
- (787) 614-0520
- Enumerated
- Mar 10, 2006
- Entity
- Type 1 · individual
Verify Nancy Santiago in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Puerto Rico board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
98% fewer Medicare Part D claims than the average specialist in 2024
32 Medicare Part D claims for 12 beneficiaries, against an average of 1,524 among the 12,477 providers of this specialty who prescribed in Part D.
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: $78.71
1 payment, mostly food and beverage; the largest payer was Abbvie Inc.. The 9,482 providers of this specialty with any payment received $4,756.65 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.
31 specialist records list a Guaynabo practice address
They are 31 of the 2,143 NPPES records with a Guaynabo practice address, and 709 specialist records in Puerto Rico.
All 31 in Guaynabo → All 709 in Puerto Rico → Every provider in Guaynabo →
Other specialist records in Puerto Rico
- Alberto Abreu, M.D.Ponce, PR1306821830
- Arlene Abreu Rivera, MDCaguas, PR1801090261
- Alberto Abreu-Rivera, M.D. FAMILY PHYSICIAArecibo, PR1760422380
- Carmen Acantilado, M.D.Bayamon, PR1528044104
- Frank Acevedo, M.D.Cayey, PR1780659631
- Sarah Acevedo-Roman, MDGuaynabo, PR1417990441
- Gloria Acosta, MDAguadilla, PR1154330041
- Domingo Acosta-Albino, M.D.Mayaguez, PR1548343031
- Chris Marie Adams VegaPonce, PR1912477225
- Marielba Agosto, M.D.Cayey, PR1902078157
Common questions
What is Nancy Santiago, M.D.'s NPI number?
Nancy Santiago, M.D.'s National Provider Identifier (NPI) is 1922076322, issued on Mar 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nancy Santiago, M.D. located?
The NPPES record lists a practice address at Pmb 276 RD19 #1353, Guaynabo, PR, 00966. Phone: (787) 614-0520. Providers update this record themselves, so call before visiting.
How can I verify Nancy Santiago, M.D.'s license?
Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Nancy Santiago, M.D. prescribe under Medicare Part D?
In 2024, Nancy Santiago, M.D. had 32 Medicare Part D claims for 12 beneficiaries; the average among specialist prescribers was 1,524. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.