JONNA ANN MAAS (M.D.) – Internal Medicine Physician, NPI 1699187831
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
724 PEDIATRIC MEDICINE in MN
Provider Addresses for JONNA ANN MAAS (M.D.)
300 S BRUCE ST
MARSHALL, MN 562581934
Phone: (507) 532-9661
Fax: (507) 537-9053
Type: Location
420 Delaware Street SE Phillips Wangensteen Building
14th Floor, Suite 100B
Minneapolis, MN 55455
Phone: (612) 624-0990
Fax: (612) 625-3238
Type: Location
420 DELAWARE STREET SE PHILLIPS WANGENSTEEN BUILDING
14TH FLOOR, SUITE 100B
MINNEAPOLIS, MN 55455
Phone: (612) 624-0990
Fax: (612) 625-3238
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2018-10-18
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20181018000389 | I | Internal Medicine | MN | 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 |
|---|---|---|---|---|
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 141 | 125 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 109 | 65 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 108 | 65 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 70 | 64 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 61 | 54 | $0 |
Insurance plans in this area (ZIP 56258)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| U R O L O G Y | IA | |
| Physical Therapist In Private Practice | MN | |
| - | MN | |
| - | ND | |
| Certified Registered Nurse Anesthetist (Crna) | MN | |
| - | AZ | |
| Nurse Practitioner | SD | |
| Certified Registered Nurse Anesthetist (Crna) | IA | |
| Diagnostic Radiology | SD | |
| - | MN |
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