William M. Oldham, MD, PHD
Pulmonary Disease Physician · Providence, RI
William M. Oldham, MD, PHD is a pulmonary disease physician with a practice address in Providence, Rhode Island, and NPI 1518126945, issued on Jun 2, 2008. Check the license (Rhode Island MD20598, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- William M. Oldham
- Credential
- MD, PHD
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License numbers
- MD20598 RI
242571 MA
L-236013 MA
Self-reported in NPPES; status is on the state search - Practice location
- 593 Eddy St, Providence, RI 02903
- Phone
- (401) 444-3565
- Enumerated
- Jun 2, 2008
- Record last updated
- Apr 15, 2025
- Fax
- (401) 444-5493
- Medicare enrollment
- Enrolled (PECOS I20250416002336); accepts Medicare assignment
- Medical or professional school
- Vanderbilt University School Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 79 in Rhode Island → Look up another NPI →
Also registered at 593 Eddy St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Farah AbazaStudent in an Organized Health Care Education/Training Program1598437477
- Nilofar Abdul ShukurPhysician Assistant1336010529
- Hael Abdulrazeq, MDNeurological Surgery Physician1659934289
- James Abernathy, MDAnesthesiology Physician1942257217
- Karen Abi Chebl, MDStudent in an Organized Health Care Education/Training Program1255179552
- Georges Abi Roustom, MDAnesthesiology Physician1548871908
Verify William M. Oldham 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 MD20598Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2 hospitals and group practices
- Rhode Island HospitalProvidence, RI · Acute Care Hospitals4 of 5 stars
- Lifespan Physician Group IncProvidence, RI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
William M. Oldham among 79 pulmonary disease physician records in Rhode Island
William M. Oldham, MD, PHD is one of 79 pulmonary disease physician records with a practice address in Rhode Island. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 65% of them.
- NPI issued2008 · 65% of these records are older, 33% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2008 · median 2003 among the 55 with a school on file
- Record last updated2025 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in Rhode Island
There are 79 pulmonary disease physician records in Rhode Island.
All 79 in Rhode Island → Every provider in Providence → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Jason Aliotta, MDProvidence, RI 029031558314757
- Debasree Banerjee, M.D.Providence, RI 029031164742490
- Ghada Bourjeily, MDProvidence, RI 029031881613057
- Maya Cohen, M.D.Providence, RI 029031780035972
- Rachel Darling, MDProvidence, RI 029031487183133
- Andrew Foderaro, M.D.Providence, RI 029031700179942
- Brian Kimble, MDProvidence, RI 029031952341984
- Jisoo Lee, M.D.Providence, RI 029031962820969
Common questions
What is William M. Oldham, MD, PHD's NPI number?
William M. Oldham, MD, PHD's National Provider Identifier (NPI) is 1518126945, issued on Jun 2, 2008. An NPI identifies a provider in billing; it is not a license.
Where is William M. Oldham, MD, PHD located?
The NPPES record lists a practice address at 593 Eddy St, Providence, RI, 02903. Phone: (401) 444-3565. Providers update this record themselves, so call before visiting.
How can I verify William M. Oldham, MD, PHD's license?
NPPES lists Rhode Island license number MD20598, 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.
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.