NPPES file of Aug 9, 2026

Shasha Xiaomo Chen, DO

Critical Care Medicine (Internal Medicine) Physician · Newark, NJ

Shasha Xiaomo Chen, DO is a critical care medicine (internal medicine) physician with a practice address in Newark, New Jersey, and NPI 1750876488, issued on Jun 25, 2018. Check the license (New Jersey 25MB12708500, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1750876488
Name
Shasha Xiaomo Chen
Credential
DO
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License numbers
25MB12708500 NJ
125.072260 IL
Self-reported in NPPES; status is on the state search
Practice location
201 Lyons Ave, Newark, NJ 07112
Phone
(973) 926-2164
Enumerated
Jun 25, 2018
Record last updated
Aug 7, 2025
Medicare enrollment
Enrolled (PECOS I20260312003853); accepts Medicare assignment
Medical or professional school
Touro Un College Of Osteopathic Medicine, Vallejo, 2018
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest critical care medicine (internal medicine) physician records → All 225 in New Jersey → Look up another NPI →

Also registered at 201 Lyons Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mohammad Abbas, MDStudent in an Organized Health Care Education/Training Program1922940550
  2. Malaz Abdalla, MBBSStudent in an Organized Health Care Education/Training Program1861196818
  3. Rawan Abdalla, MDStudent in an Organized Health Care Education/Training Program1376481739
  4. Ahmed AbdaltawabStudent in an Organized Health Care Education/Training Program1689514093
  5. Girom AbdelmesihStudent in an Organized Health Care Education/Training Program1548109044
  6. Safa AbdulhaiStudent in an Organized Health Care Education/Training Program1437845245

Verify Shasha Xiaomo Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MB12708500    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New Jersey license search

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70% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024

212 Medicare Part D claims for 29 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 60% of claims.

  1. Shasha Chen212
  2. Specialty average696

Most prescribed

  1. Albuterol Sulfate Hfa38 claims
  2. Incruse Ellipta34 claims
  3. Trelegy Ellipta25 claims
  4. Anoro Ellipta17 claims
  5. Montelukast Sodium14 claims
  6. Varenicline Tartrate12 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 one group practice

  1. Rwjbh Observation Associates LLCLivingston, NJ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Shasha Xiaomo Chen among 225 critical care medicine (internal medicine) physician records in New Jersey

Shasha Xiaomo Chen, DO is one of 225 critical care medicine (internal medicine) physician records with a practice address in New Jersey. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 80% of them.

  • NPI issued2018 · 80% of these records are older, 12% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 85% of these records are
  • Graduated2018 · median 2011 among the 192 with a school on file
  • Record last updated2025 · 34% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in New Jersey

There are 225 critical care medicine (internal medicine) physician records in New Jersey.

All 225 in New Jersey → Every provider in Newark → Critical Care Medicine (Internal Medicine) Physician nationwide →

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Ogechukwu Chika-Nwosuh, M.DNewark, NJ 071121801327515
  2. Shilpa KolliNewark, NJ 071121346701828
  3. Joshua Lee, M.D.Newark, NJ 071121770853418
  4. Sobrina Nembhard, MDNewark, NJ 071121487282240
  5. Safiyya Quintiliani, M.DNewark, NJ 071121649632969
  6. Vidya Ramachandraiah, M.D.Newark, NJ 071121982911970
  7. Polina Trachuk, M.D.Newark, NJ 071121487074035
  8. Ein Yuan Shen, MDIrvington, NJ 071111265536544

Common questions

What is Shasha Xiaomo Chen, DO's NPI number?

Shasha Xiaomo Chen, DO's National Provider Identifier (NPI) is 1750876488, issued on Jun 25, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Shasha Xiaomo Chen, DO located?

The NPPES record lists a practice address at 201 Lyons Ave, Newark, NJ, 07112. Phone: (973) 926-2164. Providers update this record themselves, so call before visiting.

How can I verify Shasha Xiaomo Chen, DO's license?

NPPES lists New Jersey license number 25MB12708500, 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 Shasha Xiaomo Chen, DO prescribe under Medicare Part D?

In 2024, Shasha Xiaomo Chen, DO had 212 Medicare Part D claims for 29 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.