Mark E. Gilder, M.D.
Colon & Rectal Surgery Physician · Millburn, NJ
Mark E. Gilder, M.D. is a colon & rectal surgery physician with a practice address in Millburn, New Jersey, and NPI 1356316525, issued on Feb 21, 2006. Check the license (New Jersey 25MA05933500, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Mark E. Gilder
- Credential
- M.D.
- Primary taxonomy
- Colon & Rectal Surgery Physician 208C00000X
- License number
- 25MA05933500 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 231 Millburn Ave, Millburn, NJ 07041
- Phone
- (973) 467-2277
- Enumerated
- Feb 21, 2006
- Record last updated
- Feb 14, 2024
- Fax
- (973) 467-1317
- Medicare enrollment
- Enrolled (PECOS I20050627000767); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 1987
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest colon & rectal surgery physician records → All 95 in New Jersey → Look up another NPI →
Also registered at 231 Millburn Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Orringer, M.D.Colon & Rectal Surgery Physician1235104019
Verify Mark E. Gilder 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 25MA05933500Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% fewer Medicare Part D claims than the average colon & rectal surgery physician in 2024
153 Medicare Part D claims for 73 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims. 12 claims were for opioids.
Most prescribed
- Metronidazole17 claims
- Neomycin Sulfate15 claims
- Sod Sulf-Potass Sulf-Mag Sulf13 claims
- Opium Tincture11 claims
- Oxycodone 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): 93.7 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).
Industry payments in 2024: $1,788.92
18 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 1,524 providers of this specialty with any payment received $3,468.16 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
- Barnabas Health Medical Group, PCLivingston, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark E. Gilder among 95 colon & rectal surgery physician records in New Jersey
Mark E. Gilder, M.D. is one of 95 colon & rectal surgery physician records with a practice address in New Jersey. 80% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 52% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1987 · median 2001 among the 72 with a school on file
- Record last updated2024 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Colon & Rectal Surgery Physician providers in New Jersey
There are 95 colon & rectal surgery physician records in New Jersey.
All 95 in New Jersey → Every provider in Millburn → Colon & Rectal Surgery Physician nationwide →
The 8 colon & rectal surgery physician records with the nearest ZIP codes
- Robert Orringer, M.D.Millburn, NJ 070411235104019
- Debra Tarantino, M.D.Millburn, NJ 070411952477986
- Robert Rothberg, M.D.Montclair, NJ 070421376514497
- Kevin Holzman, M.D.Livingston, NJ 070391790907657
- Kulvir Nandra, M.D.Glen Ridge, NJ 070281033538202
- Karmina Choi, MDFort Lee, NJ 070241114223682
- Raymond Crystal, M.D.Short Hills, NJ 070781083829840
- Analena AlcabesSouth Plainfield, NJ 070801679077135
Common questions
What is Mark E. Gilder, M.D.'s NPI number?
Mark E. Gilder, M.D.'s National Provider Identifier (NPI) is 1356316525, issued on Feb 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark E. Gilder, M.D. located?
The NPPES record lists a practice address at 231 Millburn Ave, Millburn, NJ, 07041. Phone: (973) 467-2277. Providers update this record themselves, so call before visiting.
How can I verify Mark E. Gilder, M.D.'s license?
NPPES lists New Jersey license number 25MA05933500, 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 Mark E. Gilder, M.D. prescribe under Medicare Part D?
In 2024, Mark E. Gilder, M.D. had 153 Medicare Part D claims for 73 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. Part D covers Medicare prescriptions only.
What is Mark E. Gilder, M.D.'s MIPS final score?
The 2023 MIPS final score is 93.7 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.