NICHOLAS GOURTZELIS MD
NPI 1790734994
Internal Medicine - Nephrology in St Louis, MO

Active since May 08, 2006PECOS EnrolledAccepts Medicare Assignment
10004 KENNERLY RD, STE 374B, ST LOUIS, MO 63128(314) 842-9669(314) 842-1017 Get Directions Write a Review

NPPES record last updated: January 22, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Nicholas Gourtzelis Md NPPES

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

NICHOLAS GOURTZELIS MD (NPI 1790734994) is an individual nephrology provider in St Louis, Missouri, licensed in Missouri (2005006931) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of Other (2000).

NPPES Registry Identity

NPI1790734994
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameNICHOLAS GOURTZELISCredential: MD
Location Address10004 KENNERLY RD, STE 374BSt Louis, MO 63128
Mailing AddressPo Box 802841Kansas City, MO 64180-2841 · (314) 842-9669 · Fax (314) 842-1017
Fax(314) 842-1017
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateMay 8, 2006
Last NPPES UpdateJanuary 22, 2024
NPPES CertifiedJanuary 22, 2024
NPI 1790734994 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 MO · 2005006931
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.
10004 KENNERLY RD, St Louis, MO 63128

Other Identifiers 1

Medicaid207376708MO

Accepted Insurance

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

Nicholas Gourtzelis 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 ID5496798076
PECOS Enrollment IDI20050606000048
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 18

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.
1,756 services429 patients
Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 99458
This service involves analyzing your vital signs, like heart rate and blood pressure, remotely collected over a month. Each additional 20 minutes spent on management refers to extra time spent reviewing, interpreting your data, and planning your care. It's a critical part of ensuring your wellbeing.
713 services51 patients
Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 99439
Chronic Care Management services involve regular check-ins with healthcare professionals to manage two or more chronic conditions. It includes an additional 20 minutes of clinical staff time per month, directed by a healthcare professional, to ensure optimal health management.
472 services48 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.
324 services305 patients
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 99457
This service involves reviewing and managing your health data, which is remotely monitored and collected. Your vital signs like heart rate and blood pressure are tracked regularly throughout the month. The first 20 minutes of this data analysis per month is included in this service.
274 services55 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.
270 services166 patients

Hospital Affiliations CMS Care Compare 5

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

Mercy Hospital St Louis

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260020
Location615 New Ballas RoadSaint Louis, MO 63141 · St. Louis County
Emergency services Birthing friendly

Mercy Hospital South

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260077
Location10010 Kennerly RoadSaint Louis, MO 63128 · St. Louis County
Emergency services

Ssm Health St Mary's Hospital - St Louis

Acute Care Hospitals · Richmond Heights, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260091
Location6420 Clayton RdRichmond Heights, MO 63117 · St. Louis County
Emergency services Birthing friendly

Ssm Health Depaul Hospital St Louis

Acute Care Hospitals · Bridgeton, MO
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number260104
Location12303 Depaul DriveBridgeton, MO 63044 · St. Louis County
Emergency services Birthing friendly

Christian Hospital Northeast

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260180
Location11133 Dunn RoadSaint Louis, MO 63136 · St. Louis County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63128 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
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
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.

Dentist (General Practice)
10004 KENNERLY RD, SUITE 240
ST LOUIS, MO 63128
Psychiatry & Neurology (Psychiatry)
10004 KENNERLY RD, STE 364B
SAINT LOUIS, MO 63128
Internal Medicine
10004 KENNERLY RD, 255A
SAINT LOUIS, MO 63128
Durable Medical Equipment & Medical Supplies
10004 KENNERLY RD, SUITE 250A
SAINT LOUIS, MO 63128
Surgery
10004 KENNERLY RD, STE 137A
SAINT LOUIS, MO 63128
Pharmacy (Community/Retail Pharmacy)
10004 KENNERLY RD, SUITE 130
SAINT LOUIS, MO 63128
Internal Medicine (Cardiovascular Disease)
10004 KENNERLY RD, SUITE 283B
SAINT LOUIS, MO 63128
Specialist
10004 KENNERLY RD, SUITE 259B
SAINT LOUIS, MO 63128

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 Nicholas Gourtzelis's NPI number?

The NPI number for Nicholas Gourtzelis is 1790734994. It was assigned to this individual provider in the NPPES registry on May 8, 2006.

Where is Nicholas Gourtzelis located?

Nicholas Gourtzelis practices at 10004 Kennerly Rd Ste 374B, St Louis, MO 63128. The listed phone number is (314) 842-9669.

What is Nicholas Gourtzelis's specialty?

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

Is Nicholas Gourtzelis enrolled in Medicare?

Yes. Nicholas Gourtzelis 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.

What insurance does Nicholas Gourtzelis accept?

Health plans from Anthem Blue Cross and Blue Shield and UnitedHealthcare list Nicholas Gourtzelis 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 Nicholas Gourtzelis affiliated with any hospitals?

According to CMS data, Nicholas Gourtzelis is affiliated with Mercy Hospital St Louis, Mercy Hospital South, Ssm Health St Mary's Hospital - St Louis, Ssm Health Depaul Hospital St Louis and Christian Hospital Northeast.

When was this NPI record last updated?

The NPPES record for Nicholas Gourtzelis was last updated on January 22, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.