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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. GEORGE E ANASTASSOV DDS,MD
NPI 1174564322
Oral & Maxillofacial Surgery in Dubuque, IA

Active since June 09, 2006PECOS Enrolled
1690 ELM ST STE 300, DUBUQUE, IA 52001(563) 690-0321(563) 557-8488 Get Directions Write a Review

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

About Dr. George E Anastassov Dds,md NPPES

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

DR. GEORGE E ANASTASSOV DDS,MD (NPI 1174564322) is an individual oral & maxillofacial surgery provider in Dubuque, Iowa, licensed in Iowa (10410) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1990).

NPPES Registry Identity

NPI1174564322
Entity TypeIndividualMale
Primary Taxonomy204E00000X
Provider Legal NameDR. GEORGE E ANASTASSOVCredential: DDS,MD
Location Address1690 ELM ST STE 300Dubuque, IA 52001-3679
Mailing Address1690 Elm St Ste 300Dubuque, IA 52001-3679 · (563) 690-2850 · Fax (563) 239-9149
Phone(563) 690-0321
Fax(563) 557-8488
Sole ProprietorNo
Medical School CMSOtherGraduated 1990
Enumeration DateJune 9, 2006
Last NPPES UpdateAugust 26, 2026
NPPES CertifiedAugust 26, 2026
✔ NPI 1174564322 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOral & Maxillofacial SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code204E00000X
License✔ Licensed in IA · 10410
Definition
Oral and maxillofacial surgeons are trained to recognize and treat a wide spectrum of diseases, injuries and defects in the head, neck, face, jaws and the hard and soft tissues of the oral and maxillofacial region. They are also trained to administer anesthesia, and provide care in an office setting. They are trained to treat problems such as the extraction of wisdom teeth, misaligned jaws, tumors and cysts of the jaw and mouth, and to perform dental implant surgery.
Also ListedDentist · Oral and Maxillofacial SurgeryTaxonomy 1223S0112X · License 042919 (NY)
1690 ELM ST STE 300, Dubuque, IA 52001
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Other Identifiers 1

Medicaid01760705NY

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. George E Anastassov Dds,md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5799269536
PECOS Enrollment IDI20260319003301
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 George Anastassov reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Crescent Community Health Center
Same address
Federally Qualified Health Center (FQHC)
1690 ELM ST STE 300
Dubuque, IA 52001
  • Reassigned Medicare billing, Iowa enrollment
  • 31 clinicians in this Medicare group
NPI 1720146319 (563) 690-0321

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

DR. SAMANTHA S HUMKE D.D.S.
Dentist
1690 ELM ST STE 300
DUBUQUE, IA 52001
Dubuque County (563) 690-2850
CAITLYN BRYANNE HICKS DNP, FNP-BC
Nurse Practitioner (Family)
1690 ELM ST STE 300
DUBUQUE, IA 52001
Dubuque County (563) 690-2850
ALLISON L SCHWAB LISW
Social Worker (Clinical)
1690 ELM ST STE 300
DUBUQUE, IA 52001
Dubuque County (563) 690-2850
RACHAEL A. PLOESSL DNP, FNP-BC
Nurse Practitioner (Family)
1690 ELM ST STE 300
DUBUQUE, IA 52001
Dubuque County (563) 690-2850
MR. BENJAMIN ALLEN SHAW L.I.S.W.
Social Worker (Clinical)
1690 ELM ST STE 300
DUBUQUE, IA 52001
Dubuque County (563) 690-2850
DR. SHIQI WANG DMD
Dentist (General Practice)
1690 ELM ST STE 300
DUBUQUE, IA 52001
Dubuque County (563) 690-2850
MICHELE ANN GANSHIRT A.R.N.P.
Nurse Practitioner (Pediatrics)
1690 ELM ST STE 300
DUBUQUE, IA 52001
Dubuque County (563) 690-2850
MR. MARK W WALTER M.D
Psychiatry & Neurology (Psychiatry)
1690 ELM ST STE 300
DUBUQUE, IA 52001
Dubuque County (563) 690-2850

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 George Anastassov's NPI number?

The NPI number for George Anastassov is 1174564322. It was assigned to this individual provider in the NPPES registry on June 9, 2006.

Where is George Anastassov located?

George Anastassov practices at 1690 Elm St Ste 300, Dubuque, IA 52001. The listed phone number is (563) 690-0321.

What is George Anastassov's specialty?

The primary specialty registered for this NPI is Oral & Maxillofacial Surgery with taxonomy code 204E00000X.

Is George Anastassov enrolled in Medicare?

Yes. George Anastassov is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for George Anastassov's services?

According to the CMS Revalidation Reassignment List (October 2026 release), George Anastassov reassigns Medicare benefits to Crescent Community Health Center (Dubuque, IA). The 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 George Anastassov's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does George Anastassov accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and Anthem Blue Cross and Blue Shield and 9 other insurers list George Anastassov 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.

When was this NPI record last updated?

The NPPES record for George Anastassov was last updated on August 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 56 days 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.