DR. NICHOLAS KARYOTAKIS MD
NPI 1922072826
Internal Medicine - Gastroenterology in Los Angeles, CA
About Dr. Nicholas Karyotakis Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NICHOLAS KARYOTAKIS MD (NPI 1922072826) is an individual gastroenterology provider in Los Angeles, California, licensed in California (A 61044) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1991).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Nicholas Karyotakis 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.
Medicare Billing Reassignments
2Medicare enrollment records show Nicholas Karyotakis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90067
- Reassigned Medicare billing, California enrollment
Los Angeles, CA 90067
- Reassigned Medicare billing, California enrollment
- 2 clinicians in this Medicare group
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90067 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
LOS ANGELES, CA 90067
LOS ANGELES, CA 90067
LOS ANGELES, CA 90067
LOS ANGELES, CA 90067
LOS ANGELES, CA 90067
LOS ANGELES, CA 90067
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 Karyotakis's NPI number?
The NPI number for Nicholas Karyotakis is 1922072826. It was assigned to this individual provider in the NPPES registry on February 15, 2006.
Where is Nicholas Karyotakis located?
Nicholas Karyotakis practices at 2080 Century Park East #1206, Los Angeles, CA 90067. The listed phone number is (310) 282-0525.
What is Nicholas Karyotakis's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Nicholas Karyotakis enrolled in Medicare?
Yes. Nicholas Karyotakis 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 Nicholas Karyotakis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Karyotakis reassigns Medicare benefits to 2 organizations: Gastrointestinal Biosciences Medical Corporation (Los Angeles, CA) and Wireless Diagnostic (Los Angeles, CA). 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 Nicholas Karyotakis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Nicholas Karyotakis was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Nicholas Karyotakis, MD · NPI 1922072826
Gastroenterology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since February 15, 2006.
## Identity
- **NPI:** 1922072826 (Entity type: Individual)
- **Enumerated:** February 15, 2006
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** A 61044 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2080 CENTURY PARK EAST, #1206, Los Angeles, CA 90067
- **Phone:** (310) 282-0525 · **Fax:** (310) 201-0662
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Gastrointestinal Biosciences Medical Corporation (NPI 1497827778, Los Angeles, CA); Wireless Diagnostic (NPI 1821164070, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1991
## Record status
- **NPPES last updated:** July 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1922072826) · Data from the CMS NPPES public registry.