Registry data as of Aug 27, 2026

Guillermo Ortiz, M.D.

Obstetrics & Gynecology Physician · Wharton, NJ

Guillermo Ortiz, M.D. is an obstetrics & gynecology physician with a practice address in Wharton, New Jersey, and NPI 1407828445, issued on Feb 3, 2006. Check the license on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1407828445
Name
Guillermo Ortiz
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
Practice location
249 South Main Street, Wharton, NJ 07885
Phone
(973) 361-5252
Enumerated
Feb 3, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Guillermo Ortiz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical ExaminersCheck 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

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67% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

62 Medicare Part D claims for 38 beneficiaries, against an average of 188 among the 27,363 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. Guillermo Ortiz62
  2. Specialty average188

Most prescribed

  1. 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.

Industry payments in 2024: $826.49

24 payments, mostly food and beverage; the largest payer was Astellas Pharma US Inc. The 20,757 providers of this specialty with any payment received $1,147.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Guillermo Ortiz$826.49
  2. Specialty average$1,147.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Lifeline Medical Associates LLCDenville, NJ

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

1 obstetrics & gynecology physician records list a Wharton practice address

They are 1 of the 51 NPPES records with a Wharton practice address, and 1,345 obstetrics & gynecology physician records in New Jersey.

Other obstetrics & gynecology physician records in New Jersey

  1. Pegah Aalami-HarandiPaterson, NJ1740654441
  2. Aileen Abankwa, MDVineland, NJ1457840365
  3. Tara Abella, M.D.Livingston, NJ1104051242
  4. Manisha Abeysinghe, MDFlemington, NJ1306807045
  5. Nazima Abrarova, M.D.Plainfield, NJ1487850319
  6. Rashmi Acharya, MDNorth Brunswick, NJ1871538405
  7. Melissa Ackerman, MDPrinceton, NJ1093877466
  8. Susanne Adamson, M.D.Voorhees, NJ1679646012
  9. Theresa Adeliyi, MD, MPHVoorhees, NJ1528358710
  10. Lawrence Adelsohn, M.D.Hackensack, NJ1619944923

Common questions

What is Guillermo Ortiz, M.D.'s NPI number?

Guillermo Ortiz, M.D.'s National Provider Identifier (NPI) is 1407828445, issued on Feb 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Guillermo Ortiz, M.D. located?

The NPPES record lists a practice address at 249 South Main Street, Wharton, NJ, 07885. Phone: (973) 361-5252. Providers update this record themselves, so call before visiting.

How can I verify Guillermo Ortiz, 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 Guillermo Ortiz, M.D. prescribe under Medicare Part D?

In 2024, Guillermo Ortiz, M.D. had 62 Medicare Part D claims for 38 beneficiaries; the average among obstetrics & gynecology physician prescribers was 188. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.