DR. ALEXANDER MEJIA M.D.
NPI 1790910651
Obstetrics & Gynecology in El Segundo, CA

Q: What is Alexander Mejia's NPI number?

The NPI number for Alexander Mejia is 1790910651. It was assigned to this individual provider in the NPPES registry on May 21, 2009.

Q: What is Alexander Mejia's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Alexander Mejia was last updated on March 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since May 21, 2009PECOS EnrolledAccepts Medicare Assignment

89.67/100

CMS Quality Rating

2110 E EL SEGUNDO BLVD STE 220, EL SEGUNDO, CA 90245(310) 784-8745(310) 893-0431 Get Directions Write a Review

NPPES record last updated: March 26, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 26, 2025, Jul 27, 2022 (2 updates tracked since 2022).

On this page

About Dr. Alexander Mejia M.d. NPPES

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

DR. ALEXANDER MEJIA M.D. (NPI 1790910651) is an individual obstetrics & gynecology provider in El Segundo, California, licensed in California (C194828) and active in the NPI registry since May 2009. He is enrolled in Medicare PECOS, maintains a secondary practice location in Hialeah, and is a graduate of Other (2004).

NPPES Registry Identity

NPI1790910651

Entity TypeIndividualMale

Primary Taxonomy207V00000X

Provider Legal NameDR. ALEXANDER MEJIACredential: M.D.

Location Address2110 E EL SEGUNDO BLVD STE 220El Segundo, CA 90245-2743

Mailing Address2110 E El Segundo Blvd Ste 220El Segundo, CA 90245-2743 · (310) 784-8745 · Fax (310) 893-0431

Phone(310) 784-8745

Fax(310) 893-0431

Sole ProprietorNo

Medical School CMSOtherGraduated 2004

Enumeration DateMay 21, 2009

Last NPPES UpdateMarch 26, 20252 updates tracked since enumeration

NPPES CertifiedMarch 26, 2025

✔ NPI 1790910651 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

Licenses✔ Licensed in CA · C194828✔ Licensed in FL · ME1150657

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.

2110 E EL SEGUNDO BLVD STE 220, El Segundo, CA 90245

Open in Google Maps ↗

Secondary Practice Location 1

Location 12300 W 84th St Ste 500Hialeah, FL 33016-5780 · Phone (305) 512-4858 · Fax (305) 824-9206

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare.Insurance ›

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

Dr. Alexander Mejia M.d. 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 ID8426284977

PECOS Enrollment IDI20241220002664

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 Reassignments

Medicare enrollment records show Alexander Mejia reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Torrance Health Association Inc

7.7 mi

Family Medicine

3333 SKYPARK DR, SUITE 100
Torrance, CA 90505

Reassigned Medicare billing, California enrollment
388 clinicians in this Medicare group

NPI 1083903124 (310) 784-6300

Florida Woman Care, LLC

2,158 mi

Obstetrics & Gynecology

4010 W BOY SCOUT BLVD STE 500
Tampa, FL 33607

Reassigned Medicare billing, Florida enrollment
802 clinicians in this Medicare group

NPI 1386823243 (561) 300-2410

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 90245 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.

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.

89.67/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

97.86

Promoting Interoperability

100

Improvement Activities

Cost

67.71

Reported Quality Measures

Breast Cancer Screening

45%334 patients2/55-star benchmark: 93%

Cervical Cancer Screening

97%1,638 patients4/55-star benchmark: 98%

Closing the Referral Loop: Receipt of Specialist Report

12%479 patients1/55-star benchmark: 87%

Colorectal Cancer Screening

2%551 patients1/55-star benchmark: 88%

Documentation of Current Medications in the Medical Record

98%4,229 patients4/55-star benchmark: 100%

e-Prescribing

100%408 patients5/55-star benchmark: 100%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

32%1,431 patients2/55-star benchmark: 98%

Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented

27%3,623 patients2/55-star benchmark: 61%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients screened: 75% · 1,733 patients

74%1,733 patients

Provide Patients Electronic Access to Their Health Information

92%584 patients4/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 2

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

SAVANNAH ENDERS KIMBALL MD

Obstetrics & Gynecology

2110 E EL SEGUNDO BLVD STE 220
EL SEGUNDO, CA 90245

Los Angeles County (310) 748-8745

DR. AVIV TARRAB HERZLICH MD

Obstetrics & Gynecology

2110 E EL SEGUNDO BLVD STE 220
EL SEGUNDO, CA 90245

Los Angeles County (310) 784-8745

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 Alexander Mejia's NPI number?

The NPI number for Alexander Mejia is 1790910651. It was assigned to this individual provider in the NPPES registry on May 21, 2009.

Where is Alexander Mejia located?

Alexander Mejia practices at 2110 E El Segundo Blvd Ste 220, El Segundo, CA 90245. The listed phone number is (310) 784-8745.

What is Alexander Mejia's specialty?

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

Is Alexander Mejia enrolled in Medicare?

Yes. Alexander Mejia 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 organizations bill Medicare for Alexander Mejia's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Mejia reassigns Medicare benefits to 2 organizations: Torrance Health Association Inc (Torrance, CA) and Florida Woman Care, LLC (Tampa, FL). Each 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 Alexander Mejia's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alexander Mejia accept?

Health plans from Molina Healthcare list Alexander Mejia as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Alexander Mejia was last updated on March 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.