DR. THALIA RAYA PACHIYANNAKIS – Obstetrics & Gynecology Physician, NPI 1275860314
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
966 OBSTETRICS/GYNECOLOGY in IN
Provider Addresses for DR. THALIA RAYA PACHIYANNAKIS
PO BOX 781076
DETROIT, MI 482781008
Phone: (317) 528-4800
Fax: (317) 865-1479
Type: Mailing
1205 HADLEY RD STE 120
MOORESVILLE, IN 461581934
Phone: (317) 834-8950
Fax: (317) 834-8951
Type: Location
1545 Cassopolis St
Elkhart, IN 465143128
Phone: (574) 584-2501
Type: Location
328 N 2nd St
Suite 205
Vincennes, IN 475911351
Phone: (812) 882-1000
Fax: (812) 882-1004
Type: Location
52444 HICKORY RD
GRANGER, IN 465307433
Phone: (810) 282-1405
Type: Mailing
1545 CASSOPOLIS ST
ELKHART, IN 465143128
Phone: (574) 584-2501
Type: Location
328, North 2nd Street, Vincennes, Knox County, Indiana, 47591, United States
SUITE 205
VINCENNES, IN 475911351
Phone: (812) 882-1000
Fax: (812) 882-1004
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 12 Open Payments records for all available years, with a total value of $8,626.
Total Amount is formed as General ($8,626) + Research ($0) + Ownership ($0) = $8,626.
Last reported payment date: 2024-09-11 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($8,549).
Total Amount
$8,626
General + Research + Ownership
Payments
12
Total payment records
General Amount
$8,626
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $8,549 |
| Boston Scientific Corporation | $24 |
| Astellas Pharma US Inc | $17 |
| PFIZER INC. | $16 |
| ABBVIE INC. | $15 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2014-05-09
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20140509001742 | I | Obstetrics/Gynecology | IN | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 48278)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OBSTETRICS/GYNECOLOGY | IN | 76830 | Ultrasound pelvis through vagina | 16 | 13 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IN | |
| Mental Health Counselor | MI | |
| Internal Medicine | IN | |
| Nurse Practitioner | IN | |
| Nurse Practitioner | IN | |
| Family Practice | IN | |
| Nurse Practitioner | IN | |
| - | IN | |
| Clinical Social Worker | MI | |
| Nurse Practitioner | IN |
Reviews
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