Marylynn Nguyen, M.D.
Obstetrics & Gynecology Physician · Hammond, LA
Marylynn Nguyen, M.D. is an obstetrics & gynecology physician with a practice address in Hammond, Louisiana, and NPI 1568903854, issued on Mar 20, 2017. Check the license (Louisiana 328403, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Marylynn Nguyen
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 328403 LA
Self-reported in NPPES; status is on the state search - Practice location
- 15813 Paul Vega MD Dr Ste 200, Hammond, LA 70403
- Phone
- (985) 230-7650
- Enumerated
- Mar 20, 2017
- Record last updated
- Aug 26, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20211111001358); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In New Orleans, 2017
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 659 in Louisiana → Look up another NPI →
Also registered at 15813 Paul Vega MD Dr Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kayla BurkhardtObstetrics & Gynecology Physician1427555952
- Lavias Burns, MDObstetrics & Gynecology Physician1164518205
- Lisa Colon, M.D. A.P.M.CObstetrics & Gynecology Physician1275695017
- Rose Depaula-Cox, MDObstetrics & Gynecology Physician1659875417
- Marissa Griffin, WHNPWomen's Health Nurse Practitioner1366050809
- Amy Linn, CNMAdvanced Practice Midwife1265585467
Verify Marylynn Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 328403Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
52 Medicare Part D claims for 13 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Medroxyprogesterone Acetate14 claims
- Estradiol12 claims
- Progesterone11 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): 78.1 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: $103.46
2 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
- North Oaks Medical Center LLCHammond, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marylynn Nguyen among 659 obstetrics & gynecology physician records in Louisiana
Marylynn Nguyen, M.D. is one of 659 obstetrics & gynecology physician records with a practice address in Louisiana. 79% 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 87% of them.
- NPI issued2017 · 87% of these records are older, 11% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2017 · median 2004 among the 436 with a school on file
- Record last updated2021 · 57% 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 Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Louisiana
There are 659 obstetrics & gynecology physician records in Louisiana.
All 659 in Louisiana → Every provider in Hammond → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Kayla BurkhardtHammond, LA 704031427555952
- Lavias Burns, MDHammond, LA 704031164518205
- Lisa Colon, M.D. A.P.M.CHammond, LA 704031275695017
- Amanda Deadmond, MDHammond, LA 704031053818583
- Rose Depaula-Cox, MDHammond, LA 704031659875417
- Jaime Edwards, MDHammond, LA 704031487845665
- Kimberly Hodge, MDHammond, LA 704031770858011
- Matthew Mason, M.D.Hammond, LA 704031235663022
Common questions
What is Marylynn Nguyen, M.D.'s NPI number?
Marylynn Nguyen, M.D.'s National Provider Identifier (NPI) is 1568903854, issued on Mar 20, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Marylynn Nguyen, M.D. located?
The NPPES record lists a practice address at 15813 Paul Vega MD Dr Ste 200, Hammond, LA, 70403. Phone: (985) 230-7650. Providers update this record themselves, so call before visiting.
How can I verify Marylynn Nguyen, M.D.'s license?
NPPES lists Louisiana license number 328403, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marylynn Nguyen, M.D. prescribe under Medicare Part D?
In 2024, Marylynn Nguyen, M.D. had 52 Medicare Part D claims for 13 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Marylynn Nguyen, M.D.'s MIPS final score?
The 2023 MIPS final score is 78.1 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.