JOHN ISAAC BAKER (M.D.) – Surgery Physician, NPI 1821389081
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
522 GENERAL SURGERY in AL
Provider Addresses for JOHN ISAAC BAKER (M.D.)
3400 HIGHWAY 78 E
MEDICAL ARTS TOWER, SUITE 502
JASPER, AL 355018956
Phone: (205) 221-4916
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $240.
Total Amount is formed as General ($240) + Research ($0) + Ownership ($0) = $240.
Last reported payment date: 2024-11-26 • Largest payer in this snapshot: Integra LifeSciences Corporation ($157).
Total Amount
$240
General + Research + Ownership
Payments
7
Total payment records
General Amount
$240
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-26
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2016-09-08
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 |
|---|---|---|---|---|
| I20160908001052 | I | General Surgery | AL | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 214 | 161 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 151 | 151 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 121 | 97 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 102 | 30 | $0 |
| 45384 | Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery | 68 | 68 | $0 |
Insurance plans in this area (ZIP 35501)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | AL | |
| Nurse Practitioner | AL |
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