DR. CHRISTOPHER P SOBCZAK (MD) – Internal Medicine Physician, NPI 1770534265
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
658 PEDIATRIC MEDICINE in WI
Provider Addresses for DR. CHRISTOPHER P SOBCZAK (MD)
1155 N Mayfair Rd
Plank Road Clinic
Milwaukee, WI 532263421
Phone: (414) 955-5990
Fax: (414) 955-6282
Type: Location
4805, South Moorland Road, New Berlin, Waukesha County, Wisconsin, 53151, United States
NEW BERLIN, WI 531517401
Phone: (262) 798-7200
Fax: (262) 798-7201
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: 2025-08-04
PECOS data refreshed: 2026-06-15
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20100407000169 | I | Pediatric Medicine | WI | TBD |
| I20250804000386 | I | Internal Medicine | WI | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 234 | 145 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 122 | 122 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 82 | 69 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 36 | 26 | $0 |
| G0402 | Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment | 12 | 12 | $0 |
Insurance plans in this area (ZIP 53226)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PEDIATRIC MEDICINE | WI | 90670 | Pneumococcal vaccine for injection into muscle | 27 | 27 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WI | |
| - | WI | |
| Diagnostic Radiology | WI | |
| Family Practice, Emergency Medicine | WI | |
| P S Y C H I A T R Y | WI | |
| Internal Medicine | WI | |
| - | WI | |
| - | WI | |
| Rheumatology, Internal Medicine | WI | |
| Physical Therapist In Private Practice | WI |
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