Joshua Matthew Diamond, MD
Critical Care Medicine (Internal Medicine) Physician · Philadelphia, PA
Joshua Matthew Diamond, MD is a critical care medicine (internal medicine) physician with a practice address in Philadelphia, Pennsylvania, and NPI 1679636021, issued on Dec 18, 2006. Check the license (Pennsylvania MD431563, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Joshua Matthew Diamond
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- MD431563 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3400 Civic Center Blvd FL 1, Philadelphia, PA 19104
- Phone
- (215) 662-3202
- Enumerated
- Dec 18, 2006
- Record last updated
- Sep 12, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (215) 349-8432
- Medicare enrollment
- Enrolled (PECOS I20070630000080); accepts Medicare assignment
- Medical or professional school
- University Of Rochester School Of Medicine And Dentistry, 2004
- Entity
- Type 1 · individual
Also registered at 3400 Civic Center Blvd FL 1
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nahreen AhmedPulmonary Disease Physician1033434337
- Nadine Al-Naamani, M.D.Critical Care Medicine (Internal Medicine) Physician1407181142
- Jacob Brenner, MD, PHDCritical Care Medicine (Internal Medicine) Physician1558674184
- Jason Christie, MDCritical Care Medicine (Internal Medicine) Physician1598799660
- Andrew Courtwright, MD, PHDPulmonary Disease Physician1376770818
- Maria Crespo, MDPulmonary Disease Physician1376515965
Verify Joshua Matthew Diamond in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD431563Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
478 Medicare Part D claims for 68 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D.
Most prescribed
- Azithromycin34 claims
- Sulfamethoxazole-Trimethoprim31 claims
- Prednisone28 claims
- Atovaquone19 claims
- Ofev18 claims
- Montelukast Sodium17 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 85.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $78.79
1 payment: food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 2,708 providers of this specialty with any payment received $2,958.68 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.
Bills Medicare through one group practice
- University OF Penn - Medical GroupPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Pennsylvania
There are 332 critical care medicine (internal medicine) physician records in Pennsylvania.
Other critical care medicine (internal medicine) physician records in Pennsylvania
- Muhammad Kumail AbbasLatrobe, PA1194172155
- Vivek Ahya, MDPhiladelphia, PA1346272697
- Adam Akers, MDPittsburgh, PA1770554123
- Mohamad Al-Abed, M.D.Washington, PA1780848309
- Nadine Al-Naamani, M.D.Philadelphia, PA1407181142
- Abbas Ali, M.DDanville, PA1154464162
- Ammar Alimam, MDEphrata, PA1770542946
- Charles Allred, M.D.Media, PA1437310810
- Shakeel Amanullah, MDLancaster, PA1629049036
- Nana Yamfo Amoah, M.DWilkes Barre, PA1972858082
Common questions
What is Joshua Matthew Diamond, MD's NPI number?
Joshua Matthew Diamond, MD's National Provider Identifier (NPI) is 1679636021, issued on Dec 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joshua Matthew Diamond, MD located?
The NPPES record lists a practice address at 3400 Civic Center Blvd FL 1, Philadelphia, PA, 19104. Phone: (215) 662-3202. Providers update this record themselves, so call before visiting.
How can I verify Joshua Matthew Diamond, MD's license?
NPPES lists Pennsylvania license number MD431563, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Joshua Matthew Diamond, MD prescribe under Medicare Part D?
In 2024, Joshua Matthew Diamond, MD had 478 Medicare Part D claims for 68 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.
What is Joshua Matthew Diamond, MD's MIPS final score?
The 2023 MIPS final score is 85.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.