Yanet Diaz Morffi, M.D.
Psychiatry Physician · San Juan, PR
Yanet Diaz Morffi, M.D. is a psychiatry physician with a practice address in San Juan, Puerto Rico, and NPI 1891072724, issued on Nov 6, 2011. Check the license (Puerto Rico 12967I, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Yanet Diaz Morffi
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 12967I PR
Self-reported in NPPES; status is on the state search - Practice location
- Rio Piedras Sta, San Juan, PR 00935
- Phone
- (787) 757-1800
- Enumerated
- Nov 6, 2011
- Record last updated
- Nov 6, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 403 in Puerto Rico → Look up another NPI →
Verify Yanet Diaz Morffi 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 12967ICheck 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 psychiatry physician in 2024
24 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Yanet Diaz Morffi among 403 psychiatry physician records in Puerto Rico
Yanet Diaz Morffi, M.D. is one of 403 psychiatry physician records with a practice address in Puerto Rico. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 82% of them.
- NPI issued2011 · 82% of these records are older, 17% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 30% of these records are
- Record last updated2011 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Puerto Rico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
168 psychiatry physician records list a practice address in San Juan
They are 168 of the 8,960 NPPES records with a practice address in San Juan, and 403 psychiatry physician records in Puerto Rico.
All 403 in Puerto Rico → Every provider in San Juan → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Ana Cebollero Lopez, MDSan Juan, PR 009351083248116
- Angel Pagan, M.D.San Juan, PR 009351578796769
- Edicer Ramirez Rivera, MDSan Juan, PR 009351750975967
- Janice Rios, M.D.San Juan, PR 009351235444274
- Adriana Rojas Jimenez, M.D.San Juan, PR 009351679889943
- Alisha Subervi-Vazquez, MD, MPH, MSCSan Juan, PR 009351063073567
- Ricardo Velazquez, MDSan Juan, PR 009351679956627
- Adriana Amador, MDSan Juan, PR 009361720736226
Common questions
What is Yanet Diaz Morffi, M.D.'s NPI number?
Yanet Diaz Morffi, M.D.'s National Provider Identifier (NPI) is 1891072724, issued on Nov 6, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Yanet Diaz Morffi, M.D. located?
The NPPES record lists a practice address at Rio Piedras Sta, San Juan, PR, 00935. Phone: (787) 757-1800. Providers update this record themselves, so call before visiting.
How can I verify Yanet Diaz Morffi, M.D.'s license?
NPPES lists Puerto Rico license number 12967I, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Yanet Diaz Morffi, M.D. prescribe under Medicare Part D?
In 2024, Yanet Diaz Morffi, M.D. had 24 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.