Oscar A. Marcilla, M.D.
Emergency Medicine Physician · Livingston, NJ
Oscar A. Marcilla, M.D. is an emergency medicine physician with a practice address in Livingston, New Jersey, and NPI 1679522486, issued on May 9, 2006. Check the license (New Jersey 071031, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Oscar A. Marcilla
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 071031 NJ
201575 NY
Self-reported in NPPES; status is on the state search - Practice location
- 651 W Mount Pleasant Ave, Livingston, NJ 07039
- Phone
- (973) 740-0607
- Enumerated
- May 9, 2006
- Record last updated
- Jul 25, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (973) 740-9895
- Medicare enrollment
- Enrolled (PECOS I20040505000041); accepts Medicare assignment
- Medical or professional school
- Icahn School Of Medicine At Mount Sinai, 1994
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,754 in New Jersey → Look up another NPI →
Also registered at 651 W Mount Pleasant Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Alexander Cohen, MDEmergency Medicine Physician1790949212
- Florence Foley, FNPFamily Nurse Practitioner1255547394
- Douglas Kaiden, M.D.Emergency Medicine Physician1245282953
- Sina Patel, PAPhysician Assistant1811917198
Verify Oscar A. Marcilla 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 071031Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
39% fewer Medicare Part D claims than the average emergency medicine physician in 2024
138 Medicare Part D claims for 96 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone17 claims
- Ibuprofen13 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): 86.5 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).
Bills Medicare through 3 group practices
- Flushing Hospital And Medical CenterFlushing, NY
- North Shore Lij Urgent Care PCNew York, NY
- Physician Affiliate Group OF New York PCBrooklyn, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Oscar A. Marcilla among 1,754 emergency medicine physician records in New Jersey
Oscar A. Marcilla, M.D. is one of 1,754 emergency medicine physician records with a practice address in New Jersey. 83% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 61% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1994 · median 2011 among the 1,167 with a school on file
- Record last updated2011 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
38 emergency medicine physician records list a practice address in Livingston
They are 38 of the 1,714 NPPES records with a practice address in Livingston, and 1,754 emergency medicine physician records in New Jersey.
All 1,754 in New Jersey → Every provider in Livingston → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Glenn Fink, MDLivingston, NJ 070391205870300
- Neena Gupta, MDLivingston, NJ 070391598784308
- Eric Handler, DOLivingston, NJ 070391700820446
- Elizabeth Junker, MDLivingston, NJ 070391518983808
- Douglas Kaiden, M.D.Livingston, NJ 070391245282953
- James McEnrue, MDLivingston, NJ 070391609895465
- Gerald Melnick, MDLivingston, NJ 070391760408108
- Lejla Mujic, MDLivingston, NJ 070391184659351
Common questions
What is Oscar A. Marcilla, M.D.'s NPI number?
Oscar A. Marcilla, M.D.'s National Provider Identifier (NPI) is 1679522486, issued on May 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Oscar A. Marcilla, M.D. located?
The NPPES record lists a practice address at 651 W Mount Pleasant Ave, Livingston, NJ, 07039. Phone: (973) 740-0607. Providers update this record themselves, so call before visiting.
How can I verify Oscar A. Marcilla, M.D.'s license?
NPPES lists New Jersey license number 071031, 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 Oscar A. Marcilla, M.D. prescribe under Medicare Part D?
In 2024, Oscar A. Marcilla, M.D. had 138 Medicare Part D claims for 96 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Oscar A. Marcilla, M.D.'s MIPS final score?
The 2023 MIPS final score is 86.5 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.