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MR. RISHI M PATEL M.D.
NPI 1528557865
Internal Medicine in Corona, CA

Active since May 02, 2018PECOS EnrolledAccepts Medicare Assignment
817 S MAIN ST STE D, CORONA, CA 92882(951) 339-8459 Get Directions Write a Review

NPPES record last updated: July 3, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Jul 3, 2021, May 8, 2018 (2 updates tracked since 2018).

About Mr. Rishi M Patel M.d. NPPES

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

MR. RISHI M PATEL M.D. (NPI 1528557865) is an individual internal medicine provider in Corona, California, licensed in California (173483) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS, is affiliated with Houston Methodist Baytown Hospital, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1528557865
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMR. RISHI M PATELCredential: M.D.
Location Address817 S MAIN ST STE DCorona, CA 92882-3407
Mailing Address3600 Forbes Ave Forbes Tower-plaza Level Suite 140Pittsburgh, PA 15213
Phone(951) 339-8459
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateMay 2, 2018
Last NPPES UpdateJuly 3, 20212 updates tracked since enumeration
NPPES CertifiedJuly 3, 2021
✔ NPI 1528557865 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · 173483
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.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
817 S MAIN ST STE D, Corona, CA 92882
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Rishi M Patel 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 ID6406105543
PECOS Enrollment IDI20241107004112
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.

Medicare Billing Reassignments

3

Medicare enrollment records show Rishi Patel reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hospitalist Group Of Montebello Inc
1.0 mi
Hospitalist
250 E RINCON ST STE 106
Corona, CA 92879
  • Reassigned Medicare billing, California enrollment
  • 123 clinicians in this Medicare group
NPI 1578959318 (951) 339-8459
Careconnectmd Ca PC
22 mi
Family Medicine
3090 BRISTOL ST STE 200
Costa Mesa, CA 92626
  • Reassigned Medicare billing, California enrollment
  • 194 clinicians in this Medicare group
NPI 1366063125 (888) 789-9585
Vanguard Inpatient Physicians, PLLC
1,322 mi
Internal Medicine
4645 SWEETWATER BLVD STE 200
Sugar Land, TX 77479
  • Reassigned Medicare billing, Texas enrollment
  • 53 clinicians in this Medicare group
NPI 1801339742 (281) 666-8065

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 8

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.
333 services153 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
200 services188 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.
184 services172 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
166 services158 patients
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.
121 services58 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.
81 services46 patients

Hospital Affiliations CMS Care Compare 2

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

Houston Methodist Baytown Hospital

Acute Care Hospitals · Baytown, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450424
Location4401 Garth RoadBaytown, TX 77521 · Harris County
Emergency services Birthing friendly

Houston Methodist The Woodlands Hospital

Acute Care Hospitals · The Woodlands, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number670122
Location17201 Interstate 45 SouthThe Woodlands, TX 77385 · Montgomery County
Emergency services Birthing friendly

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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier11 claims11 services$14.88 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier11 claims11 services$67.52 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

ADRIANE J DULL
Internal Medicine
817 S MAIN ST STE D
CORONA, CA 92882
Riverside County (951) 339-8459
ANEELA MANZOOR FNP
Nurse Practitioner (Family)
817 S MAIN ST STE D
CORONA, CA 92882
Riverside County (951) 339-8459
DR. JONATHAN YOUSSEFZADEH DO
Family Medicine
817 S MAIN ST STE D
CORONA, CA 92882
Riverside County (310) 402-3917

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 Rishi Patel's NPI number?

The NPI number for Rishi Patel is 1528557865. It was assigned to this individual provider in the NPPES registry on May 2, 2018.

Where is Rishi Patel located?

Rishi Patel practices at 817 S Main St Ste D, Corona, CA 92882. The listed phone number is (951) 339-8459.

What is Rishi Patel's specialty?

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

Is Rishi Patel enrolled in Medicare?

Yes. Rishi Patel 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.

Which organizations bill Medicare for Rishi Patel's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Rishi Patel reassigns Medicare benefits to 3 organizations: Hospitalist Group Of Montebello Inc (Corona, CA), Careconnectmd Ca PC (Costa Mesa, CA) and Vanguard Inpatient Physicians, PLLC (Sugar Land, TX). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Rishi Patel's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Rishi Patel accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Rishi Patel as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Rishi Patel affiliated with any hospitals?

According to CMS data, Rishi Patel is affiliated with Houston Methodist Baytown Hospital and Houston Methodist The Woodlands Hospital.

When was this NPI record last updated?

The NPPES record for Rishi Patel was last updated on July 3, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.