ERIN L CHRISTAKOS (PA-C) – Medical Physician Assistant, NPI 1255673919
Medical Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,035 PHYSICIAN ASSISTANT in IL
Provider Addresses for ERIN L CHRISTAKOS (PA-C)
12 SALT CREEK LN
SUITE 425
HINSDALE, IL 605218605
Phone: (630) 789-2260
Fax: (630) 789-1584
Type: Mailing
540 E Jefferson St Ste 201
Iowa City, IA 522452460
Phone: (319) 337-5997
Fax: (319) 358-2665
Type: Location
200 HAWKINS DR
IOWA CITY, IA 522421009
Phone: (319) 337-5997
Fax: (319) 358-2665
Type: Mailing
500 E MARKET ST
IOWA CITY, IA 522452633
Phone: (319) 339-3551
Fax: (319) 248-7945
Type: Location
540 E JEFFERSON ST STE 102
IOWA CITY, IA 522452460
Phone: (319) 337-5997
Fax: (319) 358-2665
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 9 Open Payments records for all available years, with a total value of $200.
Total Amount is formed as General ($200) + Research ($0) + Ownership ($0) = $200.
Last reported payment date: 2024-01-25 • Largest payer in this snapshot: Janssen Biotech, Inc. ($99).
Total Amount
$200
General + Research + Ownership
Payments
9
Total payment records
General Amount
$200
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-01-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Janssen Biotech, Inc. | $99 |
| ABBVIE INC. | $43 |
| PFIZER INC. | $20 |
| GENZYME CORPORATION | $20 |
| Celgene Corporation | $19 |
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: 2021-01-29
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 |
|---|---|---|---|---|
| I20210129001525 | I | Physician Assistant | IA | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 189 | 151 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 183 | 183 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 41 | 38 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 21 | 21 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 15 | 15 | $0 |
Insurance plans in this area (ZIP 60521)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IA | |
| - | IA | |
| - | IA | |
| - | CA | |
| O P H T H A L M O L O G Y | IA | |
| - | IA | |
| - | IA | |
| - | IA | |
| - | CA | |
| - | IA |
Reviews
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