DR. MICHAEL ANTHONY BERK (MD) – Internal Medicine Physician, NPI 1700802014
Internal Medicine Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
220 ENDOCRINOLOGY in MO
Provider Addresses for DR. MICHAEL ANTHONY BERK (MD)
PO BOX 7412037
CHICAGO, IL 606742037
Phone: (314) 333-4100
Fax: (314) 333-4115
Type: Mailing
4320 FOREST PARK AVE
STE 1100
SAINT LOUIS, MO 631082979
Phone: (314) 333-4100
Fax: (314) 333-4115
Type: Location
Siteman Cancer Center, 4921, Parkview Place, BJC, City of Saint Louis, Missouri, 63110, United States
STE 13A
SAINT LOUIS, MO 631101032
Phone: (314) 333-4100
Fax: (314) 333-4115
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 123 Open Payments records for all available years, with a total value of $2,208.
Total Amount is formed as General ($2,208) + Research ($0) + Ownership ($0) = $2,208.
Last reported payment date: 2024-12-23 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($1,024).
Total Amount
$2,208
General + Research + Ownership
Payments
123
Total payment records
General Amount
$2,208
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $1,024 |
| Lilly USA, LLC | $322 |
| Abbott Laboratories | $182 |
| Amgen Inc. | $134 |
| Novartis Pharmaceuticals Corporation | $92 |
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: 2004-08-10
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 |
|---|---|---|---|---|
| I20040810001148 | I | Endocrinology | MO | 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 | 822 | 448 | $0 |
| 83036 | Hemoglobin a1c level | 572 | 306 | $0 |
| 80061 | Blood test, lipids (cholesterol and triglycerides) | 219 | 218 | $0 |
| 82947 | Blood glucose (sugar) level | 213 | 206 | $0 |
| 95251 | Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 203 | 95 | $0 |
Insurance plans in this area (ZIP 60674)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ENDOCRINOLOGY | MO | 90670 | Pneumococcal vaccine for injection into muscle | 37 | 37 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | MO | |
| - | MO | |
| Nurse Practitioner | MO | |
| Internal Medicine | MO | |
| Nurse Practitioner | MO | |
| Internal Medicine | MO | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL |
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