Nicole Caroline Machac, M.D.
Obstetrics & Gynecology Physician · Newark, NJ
Nicole Caroline Machac, M.D. is an obstetrics & gynecology physician with a practice address in Newark, New Jersey, and NPI 1811422975, issued on Apr 26, 2017. Check the license on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Nicole Caroline Machac
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 308607 NY
Self-reported in NPPES; status is on the state search - Practice location
- 185 S Orange Ave, Newark, NJ 07103
- Phone
- (201) 403-3812
- Enumerated
- Apr 26, 2017
- Record last updated
- Oct 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 06582163 NY
- Medicare enrollment
- Enrolled (PECOS I20210721001295); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,362 in New Jersey → Look up another NPI →
Also registered at 185 S Orange Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephanie Adjei, MDStudent in an Organized Health Care Education/Training Program1881483568
- Maliha Ahmad, MDHepatology Physician1902067952
- Gregory Alfieri, DOStudent in an Organized Health Care Education/Training Program1265373716
- Mohsin Ali, MDInternal Medicine Physician1225658412
- Saad Ali, MDAnesthesiology Physician1982283453
- Simona AlomaryStudent in an Organized Health Care Education/Training Program1811846876
Verify Nicole Caroline Machac 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
71% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
48 Medicare Part D claims for 19 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol11 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): 89.5 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).
Industry payments in 2024: $24.84
1 payment: food and beverage; the largest payer was Organon Llc. The 21,429 providers of this specialty with any payment received $1,030.61 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
- University Hospital OF Brooklyn Suny Downstate Health Sciences UniversBrooklyn, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicole Caroline Machac among 1,362 obstetrics & gynecology physician records in New Jersey
Nicole Caroline Machac, M.D. is one of 1,362 obstetrics & gynecology 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 2017, is newer than 84% of them.
- NPI issued2017 · 84% of these records are older, 13% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2017 · median 2003 among the 900 with a school on file
- Record last updated2021 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
52 obstetrics & gynecology physician records list a practice address in Newark
They are 52 of the 4,875 NPPES records with a practice address in Newark, and 1,362 obstetrics & gynecology physician records in New Jersey.
All 1,362 in New Jersey → Every provider in Newark → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Theodore Barrett, MD, FACOGNewark, NJ 071031679583322
- Jenna BellishNewark, NJ 071031427293083
- Kristyn Brandi, MD MPHNewark, NJ 071031356630107
- Natasha Chinn, M.D.Newark, NJ 071031609002419
- Adam Fechner, M.D.Newark, NJ 071031982845426
- Cindy Garcia, M.D.Newark, NJ 071031912281015
- Melanie Kaufer, M.D.Newark, NJ 071031750663209
- Olabisi Kuye, MDNewark, NJ 071031447342944
Common questions
What is Nicole Caroline Machac, M.D.'s NPI number?
Nicole Caroline Machac, M.D.'s National Provider Identifier (NPI) is 1811422975, issued on Apr 26, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Nicole Caroline Machac, M.D. located?
The NPPES record lists a practice address at 185 S Orange Ave, Newark, NJ, 07103. Phone: (201) 403-3812. Providers update this record themselves, so call before visiting.
How can I verify Nicole Caroline Machac, M.D.'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 Nicole Caroline Machac, M.D. prescribe under Medicare Part D?
In 2024, Nicole Caroline Machac, M.D. had 48 Medicare Part D claims for 19 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Nicole Caroline Machac, M.D.'s MIPS final score?
The 2023 MIPS final score is 89.5 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.