DR. THALIA RAYA PACHIYANNAKIS
NPI 1275860314
Obstetrics & Gynecology in Mooresville, IN

Active since November 11, 2009PECOS EnrolledAccepts Medicare Assignment
1205 HADLEY RD STE 120, MOORESVILLE, IN 46158(317) 834-8950(317) 834-8951 Get Directions Write a Review

NPPES record last updated: February 16, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Thalia Raya Pachiyannakis NPPES

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

DR. THALIA RAYA PACHIYANNAKIS (NPI 1275860314) is an individual obstetrics & gynecology provider in Mooresville, Indiana, licensed in Indiana (01072322A) and active in the NPI registry since November 2009. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1275860314
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. THALIA RAYA PACHIYANNAKIS
Location Address1205 HADLEY RD STE 120Mooresville, IN 46158-1934
Mailing AddressPo Box 781076Detroit, MI 48278-1008 · (317) 528-4800 · Fax (317) 865-1479
Fax(317) 834-8951
Sole ProprietorNo
Medical School CMSOtherGraduated 2005
Enumeration DateNovember 11, 2009
Last NPPES UpdateFebruary 16, 2026
NPPES CertifiedFebruary 16, 2026
NPI 1275860314 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses Licensed in IN · 01072322A Licensed in MI · 4301094455
Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

1205 HADLEY RD STE 120, Mooresville, IN 46158

Secondary Practice Locations 2

Location 1328 N 2nd St, Suite 205Vincennes, IN 47591-1351 · Phone (812) 882-1000 · Fax (812) 882-1004
Location 21545 Cassopolis StElkhart, IN 46514-3128 · Phone (574) 584-2501

Other Identifiers 2

Other01072322AIN · In License
Other1275860314IN · Npi

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

Dr. Thalia Raya Pachiyannakis 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 ID345473732
PECOS Enrollment IDI20140509001742
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46158 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
$122.49 typical visit price
range $53.07 – $161.76
Typical copayment $30.62 (range $13.26 – $40.44)
Most-billed visit code 99204
Established Patient
$66.48 typical visit price
range $16.93 – $132.22
Typical copayment $16.62 (range $4.23 – $33.05)
Most-billed visit code 99213
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.

Obstetrics & Gynecology
1205 HADLEY RD STE 120
MOORESVILLE, IN 46158
Obstetrics & Gynecology
1205 HADLEY RD STE 120
MOORESVILLE, IN 46158
Obstetrics & Gynecology
1205 HADLEY RD STE 120
MOORESVILLE, IN 46158
Nurse Practitioner (Family)
1205 HADLEY RD STE 120
MOORESVILLE, IN 46158

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 Thalia Pachiyannakis's NPI number?

The NPI number for Thalia Pachiyannakis is 1275860314. It was assigned to this individual provider in the NPPES registry on November 11, 2009.

Where is Thalia Pachiyannakis located?

Thalia Pachiyannakis practices at 1205 Hadley Rd Ste 120, Mooresville, IN 46158. The listed phone number is (317) 834-8950.

What is Thalia Pachiyannakis's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Thalia Pachiyannakis enrolled in Medicare?

Yes. Thalia Pachiyannakis 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 Thalia Pachiyannakis accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and CareSource list Thalia Pachiyannakis 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 Thalia Pachiyannakis was last updated on February 16, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.