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LISA M MASTERSON MD
NPI 1497843692
Obstetrics & Gynecology in Santa Monica, CA

Active since October 11, 2006PECOS EnrolledAccepts Medicare Assignment
1250 6TH ST STE 404, SANTA MONICA, CA 90401(310) 451-9900(310) 394-0739 Get Directions Write a Review

NPPES record last updated: December 12, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Lisa M Masterson Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LISA M MASTERSON MD (NPI 1497843692) is an individual obstetrics & gynecology provider in Santa Monica, California, licensed in California (G80224) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Southern California Keck School Of Medicine (1993).

NPPES Registry Identity

NPI1497843692
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameLISA M MASTERSONCredential: MD
Location Address1250 6TH ST STE 404Santa Monica, CA 90401-1633
Mailing Address1250 6th St Ste 404Santa Monica, CA 90401-1633 · (310) 451-9900 · Fax (310) 394-0739
Phone(310) 451-9900
Fax(310) 394-0739
Sole ProprietorNo
Medical School CMSUniversity Of Southern California Keck School Of MedicineGraduated 1993
Enumeration DateOctober 11, 2006
Last NPPES UpdateDecember 12, 2023
NPPES CertifiedDecember 12, 2023
✔ NPI 1497843692 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · G80224
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
1250 6TH ST STE 404, Santa Monica, CA 90401
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Lisa M Masterson Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1951299056
PECOS Enrollment IDI20040309001441
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Lisa Masterson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lisa M. Masterson MD A Professional Corporation
0.4 mi
Gynecology
1333 OCEAN AVE
Santa Monica, CA 90401
  • Reassigned Medicare billing, California enrollment
NPI 1619293255 (310) 451-9900

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90401 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lisa Masterson's NPI number?

The NPI number for Lisa Masterson is 1497843692. It was assigned to this individual provider in the NPPES registry on October 11, 2006.

Where is Lisa Masterson located?

Lisa Masterson practices at 1250 6th St Ste 404, Santa Monica, CA 90401. The listed phone number is (310) 451-9900.

What is Lisa Masterson's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Lisa Masterson enrolled in Medicare?

Yes. Lisa Masterson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Lisa Masterson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lisa Masterson reassigns Medicare benefits to Lisa M. Masterson MD A Professional Corporation (Santa Monica, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Lisa Masterson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Lisa Masterson was last updated on December 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.