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PAUL VINCENT AGUILERA MD
NPI 1023639804
Internal Medicine in Fremont, CA

Active since May 02, 2020PECOS EnrolledAccepts Medicare Assignment
2000 MOWRY AVE, FREMONT, CA 94538(510) 797-1111 Get Directions Write a Review

NPPES record last updated: November 25, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Paul Vincent Aguilera Md NPPES

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

PAUL VINCENT AGUILERA MD (NPI 1023639804) is an individual internal medicine provider in Fremont, California, licensed in California (A191845) and active in the NPI registry since May 2020. He is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1023639804
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NamePAUL VINCENT AGUILERACredential: MD
Location Address2000 MOWRY AVEFremont, CA 94538-1716
Mailing Address2000 Mowry AveFremont, CA 94538-1716 · (510) 797-1111
Phone(510) 797-1111
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateMay 2, 2020
Last NPPES UpdateNovember 25, 2025
NPPES CertifiedNovember 25, 2025
✔ NPI 1023639804 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A191845
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
2000 MOWRY AVE, Fremont, CA 94538
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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

Paul Vincent Aguilera 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 ID1850748633
PECOS Enrollment IDI20231116000433
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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
637 services271 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
313 services119 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
257 services236 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
74 services74 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94538 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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 20

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

TESFOM BERHE CCP
Perfusionist
2000 MOWRY AVE
FREMONT, CA 94538
Alameda County (510) 797-1111
MRS. SHERRIE DENISE KNEEBONE N.P.
Nurse Practitioner (Family)
2000 MOWRY AVE
FREMONT, CA 94538
Alameda County (510) 795-2004
DR. ALEXANDER P SAH MD
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
2000 MOWRY AVE, CENTER FOR JOINT REPLACEMENT BLDG
FREMONT, CA 94538
Alameda County (510) 818-7200
JESSICA YOUNG NP
Nurse Practitioner (Family)
2000 MOWRY AVE
FREMONT, CA 94538
Alameda County (510) 797-1111
DR. ANKUR AJAY DOSHI MD
Radiology (Vascular & Interventional Radiology)
2000 MOWRY AVE
FREMONT, CA 94538
Alameda County (510) 818-7362
MEDIHA SIDDIQUI JALEEL MD
Internal Medicine
2000 MOWRY AVE
FREMONT, CA 94538
Alameda County (510) 797-1111
DR. LYN MARISE DOS SANTOS MD
Pediatrics
2000 MOWRY AVE
FREMONT, CA 94538
Alameda County (510) 795-2002
JOAN JUNE CHEN
Anesthesiology
2000 MOWRY AVE
FREMONT, CA 94538
Alameda County (510) 797-1111

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 Paul Aguilera's NPI number?

The NPI number for Paul Aguilera is 1023639804. It was assigned to this individual provider in the NPPES registry on May 2, 2020.

Where is Paul Aguilera located?

Paul Aguilera practices at 2000 Mowry Ave, Fremont, CA 94538. The listed phone number is (510) 797-1111.

What is Paul Aguilera's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Paul Aguilera enrolled in Medicare?

Yes. Paul Aguilera 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 Paul Aguilera was last updated on November 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.