Colin O'Brien, MD
NPI 1245768886 · Cardiovascular Disease Physician · Sandy Springs, GA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Colin O'Brien, MD is a Cardiovascular Disease Physician provider in Sandy Springs, GA (NPI 1245768886).
Provider details
- NPI number
- 1245768886
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 88949 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,693 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 281 | $124 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 193 | $14 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 153 | $66 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 117 | $8 |
| Technetium Tc-99m Tetrofosmin, Diagnostic, Per Study DoseA9502 | 112 | $114 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 83 | 37 |
| Apixabanbrand: Eliquis | 74 | 26 |
| Metoprolol Succinate | 64 | 31 |
| Carvedilol | 62 | 19 |
| Amlodipine Besylate | 57 | 26 |
| Metoprolol Tartrate | 42 | 28 |
| Atorvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$855 across 22 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-05-26
- Last updated
- 2023-06-01
- Certified
- 2023-06-01
Frequently asked questions
- What is Colin O'Brien's NPI number?
- Colin O'Brien's National Provider Identifier (NPI) is 1245768886, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colin O'Brien's specialty?
- Colin O'Brien is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Colin O'Brien located?
- Colin O'Brien's practice location on file with NPPES is 6135 Barfield Rd Ste 100, Sandy Springs, GA 30328-4308.
- What is Colin O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Colin O'Brien is (404) 962-6000.
- Does Colin O'Brien accept Medicare?
- Colin O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Colin O'Brien's NPI active?
- Yes — Colin O'Brien's NPI (1245768886) is active in the NPPES registry as of the last update on 2023-06-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.