Gerard J. Nau, M.D.,PHD
Infectious Disease Physician · Providence, RI
Gerard J. Nau, M.D.,PHD is an infectious disease physician with a practice address in Providence, Rhode Island, and NPI 1104890813, issued on Feb 17, 2006. Check the license (Rhode Island MD14543, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Gerard J. Nau
- Credential
- M.D.,PHD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- MD14543 RI
MD421845 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1125 N Main St, Providence, RI 02904
- Phone
- (401) 793-4020
- Enumerated
- Feb 17, 2006
- Record last updated
- Oct 3, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (401) 793-7401
- Medicare enrollment
- Enrolled (PECOS I20140501001302); accepts Medicare assignment
- Medical or professional school
- University Of Chicago, Pritzker School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 66 in Rhode Island → Look up another NPI →
Also registered at 1125 N Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laureen Berkowitz, PA-CPhysician Assistant1104110030
- Susan Cu Uvin, MDInternal Medicine Physician1487609244
- Jennie Johnson, M.D.Infectious Disease Physician1578820502
- Rami Kantor, M.D.Infectious Disease Physician1386883205
- Michaela Maynard, APRNAdult Health Nurse Practitioner1083090849
- Rebecca Reece, M.D.Infectious Disease Physician1366614687
Verify Gerard J. Nau in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
Search for license MD14543Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average infectious disease physician in 2024
49 Medicare Part D claims for 23 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D.
Most prescribed
- Azithromycin23 claims
- Atovaquone-Proguanil Hcl17 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.
Bills Medicare through 2 group practices
- Brown MedicineProvidence, RI
- Lifespan Physician Group IncProvidence, RI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gerard J. Nau among 66 infectious disease physician records in Rhode Island
Gerard J. Nau, M.D.,PHD is one of 66 infectious disease physician records with a practice address in Rhode Island. 77% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 52% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1990 · median 2004 among the 45 with a school on file
- Record last updated2014 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Rhode Island
There are 66 infectious disease physician records in Rhode Island.
All 66 in Rhode Island → Every provider in Providence → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Curt Beckwith, MDProvidence, RI 029041730126624
- Joseph Garland, MDProvidence, RI 029041144357583
- Erica Hardy, MDProvidence, RI 029041558390914
- Jennie Johnson, M.D.Providence, RI 029041578820502
- Rami Kantor, M.D.Providence, RI 029041386883205
- Rebecca Reece, M.D.Providence, RI 029041366614687
- Josiah Rich, MDProvidence, RI 029041972543049
- Natasha Rybak, M.D.Providence, RI 029041932301330
Common questions
What is Gerard J. Nau, M.D.,PHD's NPI number?
Gerard J. Nau, M.D.,PHD's National Provider Identifier (NPI) is 1104890813, issued on Feb 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gerard J. Nau, M.D.,PHD located?
The NPPES record lists a practice address at 1125 N Main St, Providence, RI, 02904. Phone: (401) 793-4020. Providers update this record themselves, so call before visiting.
How can I verify Gerard J. Nau, M.D.,PHD's license?
NPPES lists Rhode Island license number MD14543, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gerard J. Nau, M.D.,PHD prescribe under Medicare Part D?
In 2024, Gerard J. Nau, M.D.,PHD had 49 Medicare Part D claims for 23 beneficiaries; the average among infectious disease physician prescribers was 689. 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.