Mark Randolph Riser, DO
Emergency Medicine Physician · Parsippany, NJ
Mark Randolph Riser, DO is an emergency medicine physician with a practice address in Parsippany, New Jersey, and NPI 1457309619, issued on May 4, 2006. Check the license on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Mark Randolph Riser
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 268189-1 NY
9900332 NC
13867 RI
Self-reported in NPPES; status is on the state search - Practice location
- 3 Century Dr, Parsippany, NJ 07054
- Phone
- (973) 740-0607
- Enumerated
- May 4, 2006
- Record last updated
- May 19, 2026
- Medicare enrollment
- Enrolled (PECOS I20200929002809); accepts Medicare assignment
- Medical or professional school
- Kansas City University Of Med & Biosciences, College Of Osteo Med, 1995
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,754 in New Jersey → Look up another NPI →
Also registered at 3 Century Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Donald Baker, MDEmergency Medicine Physician1841390341
- Jessica Card, PA-CPhysician Assistant1043660327
- Lauren Curato, D.O.Emergency Medicine Physician1235406778
- Mark Curato, D.O.Emergency Medicine Physician1366728693
- David Cuthbert, M.D.Emergency Medicine Physician1730594045
- Beata Da Silva, AGNPNurse Practitioner1023522992
Verify Mark Randolph Riser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical ExaminersCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% fewer Medicare Part D claims than the average emergency medicine physician in 2024
210 Medicare Part D claims for 142 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 31 claims were for opioids.
Most prescribed
- Cephalexin35 claims
- Prednisone22 claims
- Tramadol Hcl22 claims
- Ciprofloxacin Hcl11 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 MIPS final score for 2023 (Medicare payment program): 94.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Aspirus Eagle River Hospital And Clinics, IncEagle River, WI
- Aspirus Rhinelander And Tomahawk Hospitals And Clinics, Inc.Rhinelander, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Randolph Riser among 1,754 emergency medicine physician records in New Jersey
Mark Randolph Riser, DO 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
- Graduated1995 · median 2011 among the 1,167 with a school on file
- Record last updated2026 · 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).
15 emergency medicine physician records list a practice address in Parsippany
They are 15 of the 840 NPPES records with a practice address in Parsippany, and 1,754 emergency medicine physician records in New Jersey.
All 1,754 in New Jersey → Every provider in Parsippany → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Donald Baker, MDParsippany, NJ 070541841390341
- Mark Curato, D.O.Parsippany, NJ 070541366728693
- Lauren Curato, D.O.Parsippany, NJ 070541235406778
- Lydia Kasper, D.O.Parsippany, NJ 070541134420565
- Johnathon Lebaron, D.O.Parsippany, NJ 070541548606783
- Justin Lehet, D.O.Parsippany, NJ 070541831332527
- Shyam Mahajan, MDParsippany, NJ 070541144496449
- Kenneth Minett, D.O.Parsippany, NJ 070541477780187
Common questions
What is Mark Randolph Riser, DO's NPI number?
Mark Randolph Riser, DO's National Provider Identifier (NPI) is 1457309619, issued on May 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Randolph Riser, DO located?
The NPPES record lists a practice address at 3 Century Dr, Parsippany, NJ, 07054. Phone: (973) 740-0607. Providers update this record themselves, so call before visiting.
How can I verify Mark Randolph Riser, DO's license?
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 Mark Randolph Riser, DO prescribe under Medicare Part D?
In 2024, Mark Randolph Riser, DO had 210 Medicare Part D claims for 142 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Mark Randolph Riser, DO's MIPS final score?
The 2023 MIPS final score is 94.1 of 100. 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.