MATTHEW K FOLSTEIN (MD) – Surgery Physician, NPI 1952536674
Surgery Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
729 GENERAL SURGERY in IN
Provider Addresses for MATTHEW K FOLSTEIN (MD)
621 Memorial Dr
Suite 302
South Bend, IN 466011063
Phone: (574) 236-1888
Fax: (574) 236-1887
Type: Location
1373 E State Road 62 Ste 2C
Madison, IN 472507328
Phone: (812) 801-0840
Fax: (812) 801-0024
Type: Location
301 Gordon Gutmann Blvd Ste 401
Jeffersonville, IN 471303768
Phone: (812) 282-0637
Fax: (812) 283-6330
Type: Location
1461 N Gardner St
Scottsburg, IN 471707751
Phone: (812) 752-8592
Fax: (812) 283-6330
Type: Location
707 CEDAR ST STE 200
SOUTH BEND, IN 466172057
Phone: (574) 335-8707
Fax: (574) 335-0741
Type: Mailing
611 E DOUGLAS RD STE 207
MISHAWAKA, IN 465451465
Phone: (574) 335-6850
Fax: (574) 335-0849
Type: Location
Douglas Road, Mishawaka, Saint Joseph County, Indiana, 46545, United States
MISHAWAKA, IN 46545
Phone: (574) 335-6232
Fax: (574) 335-0776
Type: Location
707 CEDAR ST STE 405
SOUTH BEND, IN 466172059
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $16.
Total Amount is formed as General ($16) + Research ($0) + Ownership ($0) = $16.
Last reported payment date: 2024-06-27 • Largest payer in this snapshot: CVRx, Inc. ($16).
Total Amount
$16
General + Research + Ownership
Payments
1
Total payment records
General Amount
$16
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| CVRx, Inc. | $16 |
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: 2015-08-07
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 |
|---|---|---|---|---|
| I20150807014766 | I | General Surgery | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 55 | 55 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 44 | 17 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 35 | 35 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 31 | 31 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 27 | 24 | $0 |
Insurance plans in this area (ZIP 46601)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | IN | |
| Nurse Practitioner | IN | |
| Internal Medicine, Family Practice, Emergency Medicine | IN | |
| - | IN | |
| - | IN | |
| N E U R O L O G Y | IL | |
| - | IN | |
| - | IN | |
| U R O L O G Y | FL | |
| Physician Assistant | MN |
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