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KATHLEEN MARIE BRENNAN MD
NPI 1306033741
Obstetrics & Gynecology - Reproductive Endocrinology in Santa Monica, CA

Active since October 01, 2007PECOS EnrolledAccepts Medicare Assignment
77.34/100
CMS Quality Rating
1245 16TH ST STE 202, SANTA MONICA, CA 90404(310) 794-7274 Get Directions Write a Review

NPPES record last updated: September 20, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Kathleen Marie Brennan Md NPPES

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

KATHLEEN MARIE BRENNAN MD (NPI 1306033741) is an individual reproductive endocrinology provider in Santa Monica, California, licensed in California (A94984) and active in the NPI registry since October 2007. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Nebraska College Of Medicine (2004).

NPPES Registry Identity

NPI1306033741
Entity TypeIndividualFemale
Primary Taxonomy207VE0102X
Provider Legal NameKATHLEEN MARIE BRENNANCredential: MD
Location Address1245 16TH ST STE 202Santa Monica, CA 90404-1240
Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631 · (310) 301-8707
Phone(310) 794-7274
Sole ProprietorNo
Medical School CMSUniversity Of Nebraska College Of MedicineGraduated 2004
Enumeration DateOctober 1, 2007
Last NPPES UpdateSeptember 20, 2024
NPPES CertifiedSeptember 20, 2024
✔ NPI 1306033741 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & Gynecology · Reproductive EndocrinologyAllopathic & Osteopathic Physicians
Taxonomy Code207VE0102X
License✔ Licensed in CA · A94984
Definition
An obstetrician/gynecologist who is capable of managing complex problems relating to reproductive endocrinology and infertility.
Also ListedObstetrics & GynecologyTaxonomy 207V00000X · License A94984 (CA)
1245 16TH ST STE 202, Santa Monica, CA 90404
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1200 Medical Plz, Ste 430Los Angeles, CA 90095-0001 · Phone (310) 794-7274
Location 2200 Ucla Medical Plz Ste 220Los Angeles, CA 90095-8344 · Phone (310) 794-7274

Other Identifiers 1

Medicaid00A949840CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kathleen Marie Brennan 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 ID5799845608
PECOS Enrollment IDI20081122000020
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90404 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
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

77.34/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality84.55
Promoting Interoperability100
Improvement Activities40
Cost39.93

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RAJITA G. PATIL MD
Obstetrics & Gynecology
1245 16TH ST STE 202
SANTA MONICA, CA 90404
Los Angeles County (310) 794-7274
KATHRYN ELIZABETH GOLDRATH
Obstetrics & Gynecology
1245 16TH ST STE 202
SANTA MONICA, CA 90404
Los Angeles County (310) 794-7274
SULAGNA CHAKRABORTY CHAKRABURTY SAITTA M.D., PH.D.
Medical Genetics (Clinical Genetics (M.D.))
1245 16TH ST STE 202
SANTA MONICA, CA 90404
Los Angeles County (310) 794-7274
DR. MARY-ANN LYNN STOTHERS MD
Urology (Urogynecology and Reconstructive Pelvic Surgery)
1245 16TH ST STE 202
SANTA MONICA, CA 90404
Los Angeles County (833) 825-2974
DR. MACEY LINN BARNES MD
Obstetrics & Gynecology
1245 16TH ST STE 202
SANTA MONICA, CA 90404
Los Angeles County (310) 794-7274

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 Kathleen Brennan's NPI number?

The NPI number for Kathleen Brennan is 1306033741. It was assigned to this individual provider in the NPPES registry on October 1, 2007.

Where is Kathleen Brennan located?

Kathleen Brennan practices at 1245 16th St Ste 202, Santa Monica, CA 90404. The listed phone number is (310) 794-7274.

What is Kathleen Brennan's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Reproductive Endocrinology, with taxonomy code 207VE0102X.

Is Kathleen Brennan enrolled in Medicare?

Yes. Kathleen Brennan 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.

When was this NPI record last updated?

The NPPES record for Kathleen Brennan was last updated on September 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 months 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.