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DR. OLTITA TIRZAMAN M.D.
NPI 1093743791
Internal Medicine in Ventura, CA

Active since June 29, 2006PECOS EnrolledAccepts Medicare Assignment
888 S HILL RD, VENTURA, CA 93003(805) 477-6464(805) 477-6498 Get Directions Write a Review

NPPES record last updated: November 29, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Oltita Tirzaman M.d. NPPES

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

DR. OLTITA TIRZAMAN M.D. (NPI 1093743791) is an individual internal medicine provider in Ventura, California, licensed in California (A82822) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1994).

NPPES Registry Identity

NPI1093743791
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. OLTITA TIRZAMANCredential: M.D.
Location Address888 S HILL RDVentura, CA 93003-8400
Mailing Address2590 E Main StVentura, CA 93003-2619 · (805) 477-6464 · Fax (805) 477-6498
Phone(805) 477-6464
Fax(805) 477-6498
Sole ProprietorNo
Medical School CMSOtherGraduated 1994
Enumeration DateJune 29, 2006
Last NPPES UpdateNovember 29, 2021
✔ NPI 1093743791 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 · A82822
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.
888 S HILL RD, Ventura, CA 93003
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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

Dr. Oltita Tirzaman 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 ID9436146446
PECOS Enrollment IDI20040429001107
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 93003 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
$140.72 typical visit price
range $62.32 – $185.36
Typical copayment $35.18 (range $15.58 – $46.34)
Most-billed visit code 99204
Established Patient
$108.74 typical visit price
range $20.68 – $151.85
Typical copayment $27.18 (range $5.17 – $37.96)
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.

DR. CATHERINE M HURLEY M.D.
Pediatrics (Adolescent Medicine)
888 S HILL RD
VENTURA, CA 93003
Ventura County (805) 477-6300
DR. ROY SCHNEIDER M.D.
Obstetrics & Gynecology
888 S HILL RD
VENTURA, CA 93003
Ventura County (805) 477-6464
STEPHANIE GRACE WEST MD
Pediatrics
888 S HILL RD
VENTURA, CA 93003
Ventura County (833) 574-2273
DR. ALBERT KAM M.D.
Internal Medicine
888 S HILL RD
VENTURA, CA 93003
Ventura County (805) 477-6000
DR. JAMES NOUD P.A.
Physician Assistant (Medical)
888 S HILL RD
VENTURA, CA 93003
Ventura County (805) 477-6464
MR. RENATO MANLUTAC P.T.
Physical Therapist
888 S HILL RD
VENTURA, CA 93003
Ventura County (805) 477-6305
DR. PAUL FELDHEIM M.D.
Pediatrics (Adolescent Medicine)
888 S HILL RD
VENTURA, CA 93003
Ventura County (805) 477-6464
DR. GAIL SIMPSON M.D.
Internal Medicine
888 S HILL RD
VENTURA, CA 93003
Ventura County (805) 477-6464

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 Oltita Tirzaman's NPI number?

The NPI number for Oltita Tirzaman is 1093743791. It was assigned to this individual provider in the NPPES registry on June 29, 2006.

Where is Oltita Tirzaman located?

Oltita Tirzaman practices at 888 S Hill Rd, Ventura, CA 93003. The listed phone number is (805) 477-6464.

What is Oltita Tirzaman's specialty?

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

Is Oltita Tirzaman enrolled in Medicare?

Yes. Oltita Tirzaman 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 Oltita Tirzaman was last updated on November 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.