Angel B. Morales-Santiago, MD
NPI 1285079723ActiveIndividual· Internal Medicine, Gastroenterology· Snellville, GA
Internal Medicine, Gastroenterology (MD) with Aga Professional Services LLC and 1 other group, practicing in Snellville, Georgia. Their prescriptions cost Medicare Part D more than their services did: $433,597 for 553 claims, against $74,516 paid for services in 2024. Abbvie Inc. was the largest of 21 companies reporting payments in 2025, $2,677 in all, mostly food and beverage. Lists Northside Hospital Duluth and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1285079723 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 9, 2013 |
| Last updated in NPPES | Jul 8, 2020 |
| Certified by provider | Jul 8, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 86159 | GA |
| Internal Medicine | 207R00000X | 18841 | PR |
| Student in an Organized Health Care Education/Training Program | 390200000X | 18841 | PR |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 138 |
|---|---|
| Services billed | 4,118 across 35 procedure codes |
| Paid by Medicare | $74,516 |
Part D prescriptions in 2024
| Prescriptions (claims) | 553 · 990 30-day fills |
|---|---|
| Patients | 244 |
| Total drug cost | $433,597 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical groups
- Aga Professional Services LLCAtlanta, GA · 177 clinicians
- Aga, LLCPooler, GA · 137 clinicians
Hospital affiliations
- Northside Hospital DuluthDuluth, GA
- Northside Hospital GwinnettLawrenceville, GA
- Piedmont Eastside Medical CenterSnellville, GA
Industry payments (Open Payments)
- 2025$2,677 · 117 payments from 21 companies
- 2024$2,346 · 99 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $485.18 | 25 |
| Madrigal Pharmaceuticals | $284.15 | 8 |
| Mallinckrodt Hospital Products Inc. | $256.79 | 6 |
| Phathom Pharmaceuticals, Inc. | $221.65 | 15 |
| Ardelyx, Inc. | $192.38 | 6 |
What the 2025 payments were for
- Food and Beverage$2,677 · 117 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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