CHARISSA MARIE RUSTIA CARAG M.D.
NPI 1235570623
Internal Medicine in Las Vegas, NV

Q: What is Charissa Marie Carag's NPI number?

The NPI number for Charissa Marie Carag is 1235570623. It was assigned to this individual provider in the NPPES registry on July 13, 2013.

Q: What is Charissa Marie Carag's specialty?

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

Active since July 13, 2013PECOS EnrolledAccepts Medicare Assignment

1294 S JONES BLVD, LAS VEGAS, NV 89146(702) 877-1887(702) 877-4536 Get Directions Write a Review

NPPES record last updated: January 26, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 16, 2021, Jun 27, 2018 (2 updates tracked since 2018).

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About Charissa Marie Rustia Carag M.d. NPPES

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

CHARISSA MARIE RUSTIA CARAG M.D. (NPI 1235570623) is an individual internal medicine provider in Las Vegas, Nevada, licensed in Illinois (125-062589) and active in the NPI registry since July 2013. She is enrolled in Medicare PECOS, is affiliated with Sunrise Hospital And Medical Center, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1235570623

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameCHARISSA MARIE RUSTIA CARAGCredential: M.D.

Location Address1294 S JONES BLVDLas Vegas, NV 89146

Mailing Address1294 S Jones BlvdLas Vegas, NV 89146 · (702) 877-1887 · Fax (702) 877-4536

Phone(702) 877-1887

Fax(702) 877-4536

Sole ProprietorNo

Medical School CMSOtherGraduated 2011

Enumeration DateJuly 13, 2013

Last NPPES UpdateJanuary 26, 20242 updates tracked since enumeration

NPPES CertifiedJanuary 25, 2024

✔ NPI 1235570623 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 IL · 125-062589

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 ListedInternal Medicine · NephrologyTaxonomy 207RN0300X · License 18297 (NV)

1294 S JONES BLVD, Las Vegas, NV 89146

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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 Health.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

Charissa Marie Rustia Carag 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 ID3072804483

PECOS Enrollment IDI20201216000440

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 Reassignment

Medicare enrollment records show Charissa Marie Carag reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Nephrology & Endocrine Associates Inc

Same address

Nephrology

1294 S JONES BLVD
Las Vegas, NV 89146

Reassigned Medicare billing, Nevada enrollment
74 clinicians in this Medicare group

NPI 1801886700 (702) 877-1887

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 9

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 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.

787 services391 patients

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.

628 services318 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.

191 services182 patients

Dialysis services, 4 or more physician visits per month (20 years or older) 90960

Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.

80 services20 patients

Dialysis services, 2-3 physician visits per month (20 years or older) 90961

Dialysis is a treatment that performs the function of healthy kidneys if they're not working properly. It removes waste and excess fluid from your blood. 2-3 physician visits per month are recommended for monitoring your health and adjusting your treatment as needed. This service is available for those aged 20 years and older.

32 services14 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.

29 services24 patients

Hospital Affiliations CMS Care Compare 5

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

Sunrise Hospital And Medical Center

Acute Care Hospitals · Las Vegas, NV

1/5 CMS rating

OwnershipProprietary

CMS Certification Number290003

Location3186 S Maryland PkwyLas Vegas, NV 89109 · Clark County

Emergency services

Valley Hospital Medical Center

Acute Care Hospitals · Las Vegas, NV

2/5 CMS rating

OwnershipProprietary

CMS Certification Number290021

Location620 Shadow LaneLas Vegas, NV 89106 · Clark County

Emergency services

Mountainview Hospital

Acute Care Hospitals · Las Vegas, NV

4/5 CMS rating

OwnershipProprietary

CMS Certification Number290039

Location3100 N Tenaya WayLas Vegas, NV 89128 · Clark County

Emergency services Birthing friendly

Centennial Hills Hospital Medical Center

Acute Care Hospitals · Las Vegas, NV

1/5 CMS rating

OwnershipProprietary

CMS Certification Number290054

Location6900 N Durango DrLas Vegas, NV 89149 · Clark County

Emergency services Birthing friendly

Henderson Hospital

Acute Care Hospitals · Henderson, NV

3/5 CMS rating

OwnershipProprietary

CMS Certification Number290057

Location1050 West Galleria DriveHenderson, NV 89011 · Clark County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 89146 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

$131.25 typical visit price

range $57.07 – $173.24

Typical copayment $32.81 (range $14.26 – $43.31)

Most-billed visit code 99204

Established Patient

$100.60 typical visit price

range $18.27 – $140.96

Typical copayment $25.15 (range $4.56 – $35.24)

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.

PARAG PAREKH D.O.

Internal Medicine (Nephrology)