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 (New Jersey 25MA06046500, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Guillermo Ortiz
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 25MA06046500 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 249 South Main Street, Wharton, NJ 07885
- Phone
- (973) 361-5252
- Enumerated
- Feb 3, 2006
- Record last updated
- Feb 8, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (973) 361-6161
- Medicare enrollment
- Enrolled (PECOS I20050603000225); accepts Medicare assignment
- Medical or professional school
- University Central Del Caribe Escuela De Medicina, 1986
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,362 in New Jersey → Look up another NPI →
Verify Guillermo Ortiz 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 25MA06046500Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% 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 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
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.
Industry payments in 2024: $826.49
24 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US 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.
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
- Lifeline Medical Associates LLCDenville, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Guillermo Ortiz among 1,362 obstetrics & gynecology physician records in New Jersey
Guillermo Ortiz, 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 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 49% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1986 · median 2003 among the 900 with a school on file
- Record last updated2011 · 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).
1 obstetrics & gynecology physician record lists a practice address in Wharton
They are 1 of the 51 NPPES records with a practice address in Wharton, and 1,362 obstetrics & gynecology physician records in New Jersey.
All 1,362 in New Jersey → Every provider in Wharton → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Anandhi Nadarajah, MDSparta, NJ 078711023308673
- Kurt Peters, M.D.Sparta, NJ 078711316905854
- Abu Alam, M.D.Summit, NJ 079011235189507
- Adrian Balica, M.D.Summit, NJ 079011720198096
- Lisa Bhimani, MDSummit, NJ 079011952597676
- Andrei Buna, M.D.Randolph, NJ 078691043309081
- Emre Kayaalp, MD, PHDSummit, NJ 079011043549512
- Michael Kreitzer, MDSummit, NJ 079011235216565
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?
NPPES lists New Jersey license number 25MA06046500, 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 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 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.