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IGNACIO INAKI MENDIGUREN MD
NPI 1578612644
Internal Medicine - Critical Care Medicine in Leesburg, VA

Active since January 09, 2007PECOS EnrolledAccepts Medicare Assignment
44055 RIVERSIDE PKWY, LEESBURG, VA 20176(703) 858-6900(703) 858-6900 Get Directions Write a Review

NPPES record last updated: April 1, 2010. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ignacio Inaki Mendiguren Md NPPES

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

IGNACIO INAKI MENDIGUREN MD (NPI 1578612644) is an individual critical care medicine provider in Leesburg, Virginia, licensed in Virginia (0101044605) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Inova Loudoun Hospital, and is a graduate of Tufts University School Of Medicine (1984).

NPPES Registry Identity

NPI1578612644
Entity TypeIndividualMale
Primary Taxonomy207RC0200X
Provider Legal NameIGNACIO INAKI MENDIGURENCredential: MD
Location Address44055 RIVERSIDE PKWYLeesburg, VA 20176-5179
Mailing AddressPo Box 386Waterford, VA 20197 · (703) 669-5962 · Fax (703) 669-5963
Phone(703) 858-6900
Fax(703) 858-6900
Sole ProprietorNo
Medical School CMSTufts University School Of MedicineGraduated 1984
Enumeration DateJanuary 9, 2007
Last NPPES UpdateApril 1, 2010
✔ NPI 1578612644 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
License✔ Licensed in VA · 0101044605
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
44055 RIVERSIDE PKWY, Leesburg, VA 20176
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Other Identifiers 2

Medicaid005858160VA
Medicare ID-Type UnspecifiedC09801

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

Ignacio Inaki Mendiguren 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 ID3971513102
PECOS Enrollment IDI20060502000594
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 3

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.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
368 services174 patients
Critical care, each additional 30 minutes 99292
Critical care refers to special attention given to patients facing life-threatening conditions. Each additional 30 minutes indicates the extension of this specialized care. This might include close monitoring, medication adjustments, and immediate interventions as needed.
28 services21 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.
11 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Inova Loudoun Hospital

Acute Care Hospitals · Leesburg, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490043
Location44045 Riverside ParkwayLeesburg, VA 20176 · Loudoun County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20176 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
$129.04 typical visit price
range $56.19 – $170.30
Typical copayment $32.26 (range $14.04 – $42.57)
Most-billed visit code 99204
Established Patient
$99.13 typical visit price
range $18.07 – $138.91
Typical copayment $24.78 (range $4.51 – $34.72)
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.

CECIL BERNARD CROSS MD
Surgery
44055 RIVERSIDE PKWY, SUITE 246
LEESBURG, VA 20176
Loudoun County (703) 858-3200
MRS. MEGAN FRANKLIN PIROWSKI RN, NP
Nurse Practitioner (Acute Care)
44055 RIVERSIDE PKWY
LEESBURG, VA 20176
Loudoun County (703) 858-8878
STEVEN SMITH
Obstetrics & Gynecology
44055 RIVERSIDE PKWY, SUITE 234
LEESBURG, VA 20176
Loudoun County (703) 858-8100
DR. DANIELLE MARIE HAFER BAKER
Anesthesiology
44055 RIVERSIDE PKWY
LEESBURG, VA 20176
Loudoun County (703) 858-8922
AMMAR ALSAHRAWI
Specialist/Technologist, Other (Surgical Assistant)
44055 RIVERSIDE PKWY
LEESBURG, VA 20176
Loudoun County (703) 858-6579
DR. MRUNALINI A CHAKURKAR M.D.
Internal Medicine (Pulmonary Disease)
44055 RIVERSIDE PKWY, SUITE 204
LANSDOWNE, VA 20176
Loudoun County (703) 858-3333
ONCOLOGY/HEMATOLOGY OF LOUDOUN AND RESTON, P.C.
Internal Medicine (Medical Oncology)
44055 RIVERSIDE PKWY, SUITE 224
LANSDOWNE, VA 20176
Loudoun County (703) 858-3110
NEHAL JAIN D.P.T.
Physical Therapist
44055 RIVERSIDE PKWY, 118
LEESBURG, VA 20176
Loudoun County (703) 858-3100

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 Ignacio Mendiguren's NPI number?

The NPI number for Ignacio Mendiguren is 1578612644. It was assigned to this individual provider in the NPPES registry on January 9, 2007.

Where is Ignacio Mendiguren located?

Ignacio Mendiguren practices at 44055 Riverside Pkwy, Leesburg, VA 20176. The listed phone number is (703) 858-6900.

What is Ignacio Mendiguren's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Ignacio Mendiguren enrolled in Medicare?

Yes. Ignacio Mendiguren 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.

Is Ignacio Mendiguren affiliated with any hospitals?

According to CMS data, Ignacio Mendiguren is affiliated with Inova Loudoun Hospital.

When was this NPI record last updated?

The NPPES record for Ignacio Mendiguren was last updated on April 1, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.