CASEY NEJAD GASHTI MD
NPI 1285762252
Internal Medicine - Nephrology in Chicago, IL

Q: What is Casey Gashti's NPI number?

The NPI number for Casey Gashti is 1285762252. It was assigned to this individual provider in the NPPES registry on March 1, 2007.

Q: What is Casey Gashti's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Q: When was this NPI record last updated?

The NPPES record for Casey Gashti was last updated on April 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.

Active since March 01, 2007PECOS EnrolledAccepts Medicare Assignment

104 S ASHLAND AVE, CHICAGO, IL 60607(312) 850-8434(312) 850-8431 Get Directions Write a Review

NPPES record last updated: April 29, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 2, 2024, Nov 10, 2020 (2 updates tracked since 2020).

On this page

About Casey Nejad Gashti Md NPPES

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

CASEY NEJAD GASHTI MD (NPI 1285762252) is an individual nephrology provider in Chicago, Illinois, licensed in Illinois (036.113657) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS, is affiliated with Rush Oak Park Hospital, and is a graduate of Indiana University School Of Medicine (2002).

NPPES Registry Identity

NPI1285762252

Entity TypeIndividualMale

Primary Taxonomy207RN0300X

Provider Legal NameCASEY NEJAD GASHTICredential: MD

Location Address104 S ASHLAND AVEChicago, IL 60607-2402

Mailing Address120 W 22nd StOak Brook, IL 60523-1557 · (630) 573-5000 · Fax (630) 368-0280

Phone(312) 850-8434

Fax(312) 850-8431

Sole ProprietorNo

Medical School CMSIndiana University School Of MedicineGraduated 2002

Enumeration DateMarch 1, 2007

Last NPPES UpdateApril 29, 20252 updates tracked since enumeration

NPPES CertifiedApril 29, 2025

✔ NPI 1285762252 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in IL · 036.113657

Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

104 S ASHLAND AVE, Chicago, IL 60607

Open in Google Maps ↗

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

Casey Nejad Gashti 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 ID5294835922

PECOS Enrollment IDI20070711000238

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 12

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.

801 services235 patients

Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units Q5106

Epoetin alfa-epbx (Retacrit) is a biosimilar injection used for non-ESRD (End-Stage Renal Disease). It helps your body make more red blood cells, increasing your energy and well-being. It's usually given under the skin or into a vein by a healthcare professional.

715 services12 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.

239 services107 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.

130 services125 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.

127 services102 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

106 services63 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.

93 services81 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.

70 services11 patients

Hemodialysis procedure with physician evaluation 90935

Hemodialysis is a treatment that uses a machine to filter waste and excess fluid from your blood when your kidneys can't. A physician checks your health before, during, and after the procedure to ensure it's working effectively for you.

63 services44 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.

47 services12 patients

Dialysis procedure including 1 evaluation 90945

Dialysis is a treatment that filters and purifies the blood when your kidneys can't do their job. The procedure involves circulating your blood through a machine that removes waste products. An evaluation is done beforehand to assess your health and determine the best approach for your treatment.

42 services25 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

13 services13 patients

Hospital Affiliations CMS Care Compare 2

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

Rush Oak Park Hospital

Acute Care Hospitals · Oak Park, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number140063

Location520 S Maple AveOak Park, IL 60304 · Cook County

Emergency services

Rush University Medical Center

Acute Care Hospitals · Chicago, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140119

Location1653 West Congress ParkwayChicago, IL 60612 · Cook County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60607 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

$138.86 typical visit price

range $60.08 – $183.39

Typical copayment $34.71 (range $15.02 – $45.84)

Most-billed visit code 99204

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

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 4

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

EDMUND J LEWIS M D & ASSOCIATES

Internal Medicine (Nephrology)

104 S ASHLAND AVE
CHICAGO, IL 60607

Cook County (312) 850-8434

DR. WILLIAM WHITTIER MD

Internal Medicine (Nephrology)

104 S ASHLAND AVE
CHICAGO, IL 60607

Cook County (312) 850-8434

PRAVIR BAXI M.D.

Internal Medicine (Nephrology)

104 S ASHLAND AVE
CHICAGO, IL 60607

Cook County (312) 850-8434

DR. STEPHEN KORBET MD

Internal Medicine (Nephrology)

104 S ASHLAND AVE
CHICAGO, IL 60607

Cook County (312) 850-8434

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 Casey Gashti's NPI number?

The NPI number for Casey Gashti is 1285762252. It was assigned to this individual provider in the NPPES registry on March 1, 2007.

Where is Casey Gashti located?

Casey Gashti practices at 104 S Ashland Ave, Chicago, IL 60607. The listed phone number is (312) 850-8434.

What is Casey Gashti's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Casey Gashti enrolled in Medicare?

Yes. Casey Gashti 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 Casey Gashti affiliated with any hospitals?

According to CMS data, Casey Gashti is affiliated with Rush Oak Park Hospital and Rush University Medical Center.

When was this NPI record last updated?

The NPPES record for Casey Gashti was last updated on April 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.