MITCH BIERMANN – Internal Medicine Physician, NPI 1033671292
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,252 HOSPITALIST in MA
Provider Addresses for MITCH BIERMANN
4 PRICE RD APT 11
ALLSTON, MA 021342531
Phone: (612) 483-7088
Type: Mailing
10790 RANCHO BERNARDO RD
SAN DIEGO, CA 921275705
Phone: (858) 764-3320
Type: Mailing
3811 VALLEY CENTRE DR
SAN DIEGO, CA 921303318
Phone: (858) 764-3320
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 45 Open Payments records for all available years, with a total value of $1,129.
Total Amount is formed as General ($1,129) + Research ($0) + Ownership ($0) = $1,129.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: Novo Nordisk Inc ($223).
Total Amount
$1,129
General + Research + Ownership
Payments
45
Total payment records
General Amount
$1,129
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novo Nordisk Inc | $223 |
| GlaxoSmithKline, LLC. | $220 |
| Lilly USA, LLC | $149 |
| Novartis Pharmaceuticals Corporation | $88 |
| PFIZER INC. | $53 |
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: 2025-03-06
PECOS data refreshed: 2026-05-27
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 |
|---|---|---|---|---|
| I20220822001411 | I | Internal Medicine | CA | TBD |
| I20250306002208 | I | Internal Medicine | OR | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 204 | 130 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 108 | 108 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 100 | 98 | $0 |
| 99497 | Advance care planning, first 30 minutes | 81 | 81 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 70 | 42 | $0 |
Insurance plans in this area (ZIP 02134)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | CA | |
| Internal Medicine | CA | |
| Internal Medicine | FL | |
| Internal Medicine | CA | |
| Internal Medicine | NY | |
| Internal Medicine | CA | |
| Nurse Practitioner | CA | |
| Family Practice | CA | |
| Internal Medicine | CA | |
| Hospitalist, Family Practice | CA |
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