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TANYA NANAYAKKARA M.D.
NPI 1255644100
Family Medicine in Corona, CA

Active since July 21, 2010PECOS EnrolledAccepts Medicare Assignment
2250 S MAIN ST STE 104, CORONA, CA 92882(951) 737-1454(951) 737-1822 Get Directions Write a Review

NPPES record last updated: September 30, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 30, 2024, Feb 10, 2020, Dec 4, 2019 (3 updates tracked since 2019).

About Tanya Nanayakkara M.d. NPPES

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

TANYA NANAYAKKARA M.D. (NPI 1255644100) is an individual family medicine provider in Corona, California, licensed in California (C165533) and active in the NPI registry since July 2010. She is enrolled in Medicare PECOS and is a graduate of Other (2003).

NPPES Registry Identity

NPI1255644100
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameTANYA NANAYAKKARACredential: M.D.
Location Address2250 S MAIN ST STE 104Corona, CA 92882-2538
Mailing Address3200 E Guasti Rd Ste 200Ontario, CA 91761-8661
Phone(951) 737-1454
Fax(951) 737-1822
Sole ProprietorNo
Medical School CMSOtherGraduated 2003
Enumeration DateJuly 21, 2010
Last NPPES UpdateSeptember 30, 20243 updates tracked since enumeration
NPPES CertifiedSeptember 30, 2024
✔ NPI 1255644100 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · C165533
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
2250 S MAIN ST STE 104, Corona, CA 92882
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Other Names 1

Former Name (1)Tanya Nanayakkara Halper Md

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

Tanya Nanayakkara 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 ID9133446263
PECOS Enrollment IDI20200107002302
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 10

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
252 services127 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
183 services103 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
110 services110 patients
Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes G0446
This is a yearly, personal consultation focused on behaviors affecting heart health. It lasts 15 minutes and may cover topics like diet, exercise, and stress management. It's about learning healthy habits to protect your heart.
59 services59 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
53 services11 patients
Telephone medical discussion with physician, 11-20 minutes 99442
This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.
45 services35 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92882 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
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

Patient Reviews User submitted

Reviews are submitted by site visitors and approved by a human moderator before publication.

Review by Vicki ***** April 23, 2026

5/5
She is very caring. Listens well. Does not try to overload u with medications. Always kind and considerate. I have recommended her to a friend just today and now my husband is seeing her. She thorough
Provider 5/5 Office Staff 5/5
Visited this provider? Share your experience.

Other Providers at the Same Location NPPES 4

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

AYLA NICOLE SZMURLO PA
Physician Assistant (Medical)
2250 S MAIN ST STE 104
CORONA, CA 92882
Riverside County (951) 737-1454
STACY HALDERMAN FNP-C
Nurse Practitioner (Family)
2250 S MAIN ST STE 104
CORONA, CA 92882
Riverside County (951) 737-1454
MR. AMIN ATTIA MD
Internal Medicine (Rheumatology)
2250 S MAIN ST STE 104
CORONA, CA 92882
Riverside County (951) 734-3233
HELEN PATZANAKIDIS M.D.
Internal Medicine
2250 S MAIN ST STE 104
CORONA, CA 92882
Riverside County (951) 737-1454

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 Tanya Nanayakkara's NPI number?

The NPI number for Tanya Nanayakkara is 1255644100. It was assigned to this individual provider in the NPPES registry on July 21, 2010. The provider is also known as Tanya Nanayakkara Halper MD.

Where is Tanya Nanayakkara located?

Tanya Nanayakkara practices at 2250 S Main St Ste 104, Corona, CA 92882. The listed phone number is (951) 737-1454.

What is Tanya Nanayakkara's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Tanya Nanayakkara enrolled in Medicare?

Yes. Tanya Nanayakkara 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 Tanya Nanayakkara was last updated on September 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.