Jan C. Roman Ithier, M.D.
Addiction Psychiatry Physician · Mayaguez, PR
Jan C. Roman Ithier, M.D. is an addiction psychiatry physician with a practice address in Mayaguez, Puerto Rico, and NPI 1992938229, issued on Sep 3, 2009. Check the license (Puerto Rico 18502, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jan C. Roman Ithier
- Credential
- M.D.
- Primary taxonomy
- Addiction Psychiatry Physician 2084P0802X
- License number
- 18502 PR
Self-reported in NPPES; status is on the state search - Practice location
- 392 Sur Ramon Emeterio Betances, Mayaguez, PR 00680
- Phone
- (787) 833-5890
- Enumerated
- Sep 3, 2009
- Record last updated
- Feb 21, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190910002584); accepts Medicare assignment
- Medical or professional school
- University Of Puerto Rico School Of Medicine, 2013
- Entity
- Type 1 · individual
Verify Jan C. Roman Ithier 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 18502Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10.9 times the Medicare Part D claims of the average addiction psychiatry physician in 2024
7,832 Medicare Part D claims for 375 beneficiaries, against an average of 716 among the 421 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Clonazepam976 claims
- Sertraline Hcl667 claims
- Trazodone Hcl480 claims
- Buspirone Hcl421 claims
- Mirtazapine419 claims
- Bupropion Xl373 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: $42.44
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 170 providers of this specialty with any payment received $1,785.85 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.
Addiction Psychiatry Physician providers in Puerto Rico
There are 5 addiction psychiatry physician records in Puerto Rico.
Other addiction psychiatry physician records in Puerto Rico
- Arnaldo Cruz Igartua, M.D.San Juan, PR1013110899
- Pedro LazaroCagaus, PR1851476758
- Erick Santos Hernandez, MDSan Juan, PR1558399071
- Victor Torano, M.D.Bayamon, PR1629081104
Common questions
What is Jan C. Roman Ithier, M.D.'s NPI number?
Jan C. Roman Ithier, M.D.'s National Provider Identifier (NPI) is 1992938229, issued on Sep 3, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Jan C. Roman Ithier, M.D. located?
The NPPES record lists a practice address at 392 Sur Ramon Emeterio Betances, Mayaguez, PR, 00680. Phone: (787) 833-5890. Providers update this record themselves, so call before visiting.
How can I verify Jan C. Roman Ithier, M.D.'s license?
NPPES lists Puerto Rico license number 18502, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Jan C. Roman Ithier, M.D. prescribe under Medicare Part D?
In 2024, Jan C. Roman Ithier, M.D. had 7,832 Medicare Part D claims for 375 beneficiaries; the average among addiction psychiatry physician prescribers was 716. 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.