Vivian S. Lo, MD
Obstetrics & Gynecology Physician · West Orange, NJ
Vivian S. Lo, MD is an obstetrics & gynecology physician with a practice address in West Orange, New Jersey, and NPI 1144381872, issued on Dec 13, 2006. Check the license (New Jersey MA06872, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Vivian S. Lo
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- MA06872 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 520 Pleasant Valley Way, West Orange, NJ 07052
- Phone
- (973) 669-5711
- Enumerated
- Dec 13, 2006
- Record last updated
- Nov 4, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (973) 669-5722
- Medicare enrollment
- Enrolled (PECOS I20050131000468); accepts Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 1997
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,362 in New Jersey → Look up another NPI →
Also registered at 520 Pleasant Valley Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mina Megalla, M.D.Obstetrics & Gynecology Physician1093195356
- Claudine Sylvester, M. D.Obstetrics & Gynecology Physician1033263744
Verify Vivian S. Lo 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 MA06872Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
84 Medicare Part D claims for 35 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
- Estradiol17 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: $170.50
10 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.
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
- 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).
Vivian S. Lo among 1,362 obstetrics & gynecology physician records in New Jersey
Vivian S. Lo, MD 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
- Graduated1997 · median 2003 among the 900 with a school on file
- Record last updated2019 · 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).
32 obstetrics & gynecology physician records list a practice address in West Orange
They are 32 of the 1,370 NPPES records with a practice address in West Orange, and 1,362 obstetrics & gynecology physician records in New Jersey.
All 1,362 in New Jersey → Every provider in West Orange → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Yvette Bridges, MDWest Orange, NJ 070521801805197
- Gerald Ciciola, MDWest Orange, NJ 070521003916297
- Stephen Crane, MDWest Orange, NJ 070521073613998
- Gwen David, MDWest Orange, NJ 070521225138308
- Doreen Degraaff, M.D.West Orange, NJ 070521629142401
- Howard Fox, DOWest Orange, NJ 070521811956576
- Tammy Hamilton, MDWest Orange, NJ 070521720148349
- Allan Kessel, M.D.West Orange, NJ 070521326070376
Common questions
What is Vivian S. Lo, MD's NPI number?
Vivian S. Lo, MD's National Provider Identifier (NPI) is 1144381872, issued on Dec 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Vivian S. Lo, MD located?
The NPPES record lists a practice address at 520 Pleasant Valley Way, West Orange, NJ, 07052. Phone: (973) 669-5711. Providers update this record themselves, so call before visiting.
How can I verify Vivian S. Lo, MD's license?
NPPES lists New Jersey license number MA06872, 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 Vivian S. Lo, MD prescribe under Medicare Part D?
In 2024, Vivian S. Lo, MD had 84 Medicare Part D claims for 35 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.