Joshua Liu
Rheumatology Physician · Morristown, NJ
Joshua Liu is a rheumatology physician with a practice address in Morristown, New Jersey, and NPI 1255785168, issued on Apr 17, 2016. Check the license (New Jersey 25MA11231000, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Joshua Liu
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 25MA11231000 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 435 South St Ste 240, Morristown, NJ 07960
- Phone
- (973) 540-9198
- Enumerated
- Apr 17, 2016
- Record last updated
- Mar 23, 2026
- Fax
- (973) 290-7435
- Medicare enrollment
- Enrolled (PECOS I20220309001863); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 253 in New Jersey → Look up another NPI →
Also registered at 435 South St Ste 240
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Yuliya Afinogenova, MDRheumatology Physician1932588498
- Cesar Avalos, M.D.Rheumatology Physician1922459353
- Janet Bartov, M.D.Rheumatology Physician1457527459
- Carol Nasr, MDRheumatology Physician1154827277
- Jodi Sebastian, MDRheumatology Physician1023292307
Verify Joshua Liu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA11231000Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average rheumatology physician in 2024
762 Medicare Part D claims for 170 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Prednisone97 claims
- Methotrexate75 claims
- Alendronate Sodium58 claims
- Hydroxychloroquine Sulfate58 claims
- Gabapentin51 claims
- Rinvoq34 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: $2,679.21
147 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 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
- Practice Associates Medical GroupCedar Knolls, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joshua Liu among 253 rheumatology physician records in New Jersey
Joshua Liu is one of 253 rheumatology physician records with a practice address in New Jersey. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 81% of them.
- NPI issued2016 · 81% of these records are older, 16% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2016 · median 2003 among the 190 with a school on file
- Record last updated2026 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in New Jersey
There are 253 rheumatology physician records in New Jersey.
All 253 in New Jersey → Every provider in Morristown → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Yuliya Afinogenova, MDMorristown, NJ 079601932588498
- Cesar Avalos, M.D.Morristown, NJ 079601922459353
- Janet Bartov, M.D.Morristown, NJ 079601457527459
- Barry Efros, MDMorristown, NJ 079601093879579
- Marla Hochfeld, MDMorristown, NJ 079601467128264
- Carol Nasr, MDMorristown, NJ 079601154827277
- Jodi Sebastian, MDMorristown, NJ 079601023292307
- Mark Tratenberg, D.O.Morristown, NJ 079601780812461
Common questions
What is Joshua Liu's NPI number?
Joshua Liu's National Provider Identifier (NPI) is 1255785168, issued on Apr 17, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Joshua Liu located?
The NPPES record lists a practice address at 435 South St Ste 240, Morristown, NJ, 07960. Phone: (973) 540-9198. Providers update this record themselves, so call before visiting.
How can I verify Joshua Liu's license?
NPPES lists New Jersey license number 25MA11231000, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Joshua Liu prescribe under Medicare Part D?
In 2024, Joshua Liu had 762 Medicare Part D claims for 170 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.