NPPES file of Aug 9, 2026

Samantha Seidor

Obstetrics & Gynecology Physician · Warren, NJ

Samantha Seidor is an obstetrics & gynecology physician with a practice address in Warren, New Jersey, and NPI 1306336706, issued on May 11, 2018. Check the license (New Jersey 25MA11564300, 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
1306336706
Name
Samantha Seidor
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
25MA11564300 NJ
Self-reported in NPPES; status is on the state search
Practice location
27 Mountain Blvd Ste 6, Warren, NJ 07059
Phone
(973) 978-5137
Enumerated
May 11, 2018
Record last updated
Oct 17, 2024
Medicare enrollment
Enrolled (PECOS I20220913002835); accepts Medicare assignment
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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Also registered at 27 Mountain Blvd Ste 6

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

  1. Rhonda Sanderson, MDObstetrics & Gynecology Physician1982627253
  2. Maya Sanghavi, M.D.;F.A.C.O.G.Obstetrics & Gynecology Physician1487693255

Verify Samantha Seidor 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 25MA11564300
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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58% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

70 Medicare Part D claims for 29 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. Samantha Seidor70
  2. Specialty average165

Most prescribed

  1. Estradiol13 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.

Industry payments in 2024: $215.35

13 payments; by number, the most common kind was food and beverage; the largest payer was Exeltis, USA Inc. 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.

  1. Samantha Seidor$215.35
  2. Specialty average$1,030.61

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

  1. Regional Womens Health Group LLCWest Orange, NJ

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

Samantha Seidor among 1,362 obstetrics & gynecology physician records in New Jersey

Samantha Seidor 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 2018, is newer than 87% of them.

  • NPI issued2018 · 87% of these records are older, 10% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2018 · median 2003 among the 900 with a school on file
  • Record last updated2024 · 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).

10 obstetrics & gynecology physician records list a practice address in Warren

They are 10 of the 391 NPPES records with a practice address in Warren, and 1,362 obstetrics & gynecology physician records in New Jersey.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Thomas De Angelis, M.D.Warren, NJ 070591336220193
  2. Kathleen Heffernan, MDWarren, NJ 070591891797957
  3. Mariam Keita, DOWarren, NJ 070591508228834
  4. James Levey, MDWarren, NJ 070591316936669
  5. Gerard Pregenzer, MDWarren, NJ 070591588671648
  6. Rhonda Sanderson, MDWarren, NJ 070591982627253
  7. Maya Sanghavi, M.D.;F.A.C.O.G.Warren, NJ 070591487693255
  8. George Tweddel, MDWarren, NJ 070591013928647

Common questions

What is Samantha Seidor's NPI number?

Samantha Seidor's National Provider Identifier (NPI) is 1306336706, issued on May 11, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Samantha Seidor located?

The NPPES record lists a practice address at 27 Mountain Blvd Ste 6, Warren, NJ, 07059. Phone: (973) 978-5137. Providers update this record themselves, so call before visiting.

How can I verify Samantha Seidor's license?

NPPES lists New Jersey license number 25MA11564300, 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 Samantha Seidor prescribe under Medicare Part D?

In 2024, Samantha Seidor had 70 Medicare Part D claims for 29 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.

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.