ANDREW N LAKE (MD) – Gastroenterology Physician, NPI 1821224809
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
524 GASTROENTEROLOGY in GA
Provider Addresses for ANDREW N LAKE (MD)
Rice Box, Atlanta BeltLine Eastside Trail, Atlanta, Georgia, 30308, United States
ATLANTA, GA 303742616
Phone: (770) 219-8420
Type: Mailing
743 Spring St NE
Gainesville, GA 305013715
Phone: (770) 219-9000
Type: Location
2324, Limestone Overlook, Gainesville, Hall County, Georgia, 30501, United States
GAINESVILLE, GA 305017443
Phone: (770) 536-8109
Fax: (770) 536-3203
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 167 Open Payments records for all available years, with a total value of $3,104.
Total Amount is formed as General ($3,104) + Research ($0) + Ownership ($0) = $3,104.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: ABBVIE INC. ($515).
Total Amount
$3,104
General + Research + Ownership
Payments
167
Total payment records
General Amount
$3,104
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $515 |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | $353 |
| Janssen Biotech, Inc. | $156 |
| Ardelyx, Inc. | $150 |
| PFIZER INC. | $138 |
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: 2017-06-20
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 |
|---|---|---|---|---|
| I20170620001823 | I | Gastroenterology | GA | 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 |
|---|---|---|---|---|
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 479 | 222 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 204 | 174 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 178 | 178 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 126 | 121 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 70 | 68 | $0 |
Insurance plans in this area (ZIP 30374)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Gastroenterology, Internal Medicine | GA | |
| G A S T R O E N T E R O L O G Y | GA | |
| G A S T R O E N T E R O L O G Y | GA | |
| G A S T R O E N T E R O L O G Y | GA | |
| G A S T R O E N T E R O L O G Y | DE | |
| G A S T R O E N T E R O L O G Y | GA | |
| Gastroenterology, Internal Medicine | GA | |
| G A S T R O E N T E R O L O G Y | GA | |
| G A S T R O E N T E R O L O G Y | AL | |
| - | GA |
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