DR. NESTOR D KARAS D.D.S., M.D.
NPI 1437422854
Dentist - Oral and Maxillofacial Surgery in Walnut Creek, CA

Active since February 15, 2012
1800 SAN MIGUEL DR, WALNUT CREEK, CA 94596(925) 933-6190(925) 945-7320 Get Directions Write a Review

NPPES record last updated: February 15, 2012. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Male
  • Dentist
  • Oral and Maxillofacial Surgery
  • Opted-Out Medicare

About NESTOR KARAS

This page provides the complete NPI Profile along with additional information for Nestor Karas, a provider established in Walnut Creek, California with a medical specialization in Dentist, focusing in oral and maxillofacial surgery . The healthcare provider is registered in the NPI registry with number 1437422854 assigned on February 2012. The practitioner's primary taxonomy code is 1223S0112X with license number 35742 (CA). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1437422854 Verify this NPI
Provider Name
DR. NESTOR D KARAS D.D.S., M.D.
Gender
Male
Entity Type
Individual
Location Address
1800 SAN MIGUEL DR WALNUT CREEK, CA 94596
Location Phone
(925) 933-6190
Location Fax
(925) 945-7320
Mailing Address
1800 SAN MIGUEL DR WALNUT CREEK, CA 94596
Mailing Phone
(925) 933-6190
Mailing Fax
(925) 945-7320
Is Sole Proprietor?
No
Enumeration Date
02-15-2012
Last Update Date
02-15-2012
Code Navigator

A dentist like Nestor Karas is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Nestor Karas opted out of Medicare effective on 02-06-2025 until 02-06-2027. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare and cannot order and refer services to other healthcare providers.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Dentist Oral and Maxillofacial Surgery

Taxonomy Code
1223S0112X
Type
Dental Providers
License No.
35742
License State
CA
Taxonomy Description
An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
00A605440MEDICARE UPIN (02)CA 

Medicare Participation & PECOS Enrollment Status

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 02-06-2025

  • Opt-Out End Date: 02-06-2027

  • Eligible to Order and Refer? No

Reviews for DR. NESTOR D KARAS D.D.S., M.D.

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Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Clinic/Center (Oral and Maxillofacial Surgery)
1800 SAN MIGUEL DR
WALNUT CREEK, CA 94596
Dentist
1800 SAN MIGUEL DR
WALNUT CREEK, CA 94596
Dentist
1800 SAN MIGUEL DR
WALNUT CREEK, CA 94596

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1437422854, enumerated as an "individual" on February 15, 2012.

The provider is located at 1800 SAN MIGUEL DR WALNUT CREEK, CA 94596 and the phone number is (925) 933-6190.

Dentist with taxonomy code 1223S0112X and a focus in Oral and Maxillofacial Surgery.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.