1. Home
  2. Directory
  3. California
  4. Fountain Valley
  5. Internal Medicine
  6. NPI Profile

ANA MAHESHWARI MD
NPI 1306259130
Internal Medicine - Rheumatology in Fountain Valley, CA

Active since June 10, 2014PECOS EnrolledAccepts Medicare Assignment
18035 BROOKHURST ST STE 1400, FOUNTAIN VALLEY, CA 92708(714) 782-6969(714) 782-6959 Get Directions Write a Review

NPPES record last updated: December 19, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 19, 2025, May 15, 2025, Sep 15, 2020 and 3 more (6 updates tracked since 2018).

About Ana Maheshwari Md NPPES

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

ANA MAHESHWARI MD (NPI 1306259130) is an individual rheumatology provider in Fountain Valley, California, licensed in California (A176575) and active in the NPI registry since June 2014. She is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1306259130
Entity TypeIndividualFemale
Primary Taxonomy207RR0500X
Provider Legal NameANA MAHESHWARICredential: MD
Location Address18035 BROOKHURST ST STE 1400Fountain Valley, CA 92708-6738
Mailing Address18035 Brookhurst St Ste 1400Fountain Valley, CA 92708-6738 · (714) 782-6969 · Fax (714) 782-6959
Phone(714) 782-6969
Fax(714) 782-6959
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateJune 10, 2014
Last NPPES UpdateDecember 19, 20256 updates tracked since enumeration
NPPES CertifiedDecember 19, 2025
✔ NPI 1306259130 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in CA · A176575
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
18035 BROOKHURST ST STE 1400, Fountain Valley, CA 92708
Open in Google Maps ↗

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

Ana Maheshwari 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 ID8224350319
PECOS Enrollment IDI20251125000711
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 92708 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.

Other Providers at the Same Location NPPES 3

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

DR. ABHISHEK BHARDWAJ M.D.
Internal Medicine (Pulmonary Disease)
18035 BROOKHURST ST STE 1400
FOUNTAIN VALLEY, CA 92708
Orange County (714) 782-6969
JULIE NHUNG MY VUONG
Pharmacist
18035 BROOKHURST ST STE 1400
FOUNTAIN VALLEY, CA 92708
Orange County (714) 378-5701
ELIZABETH TRAN
Pharmacist
18035 BROOKHURST ST STE 1400
FOUNTAIN VALLEY, CA 92708
Orange County (143) 785-7017

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 Ana Maheshwari's NPI number?

The NPI number for Ana Maheshwari is 1306259130. It was assigned to this individual provider in the NPPES registry on June 10, 2014.

Where is Ana Maheshwari located?

Ana Maheshwari practices at 18035 Brookhurst St Ste 1400, Fountain Valley, CA 92708. The listed phone number is (714) 782-6969.

What is Ana Maheshwari's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Ana Maheshwari enrolled in Medicare?

Yes. Ana Maheshwari 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 Ana Maheshwari was last updated on December 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.