Stacey O'Brien, MD
NPI 1164843389 · Family Medicine Physician · Woodstock, GA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stacey O'Brien, MD is a Family Medicine Physician provider in Woodstock, GA (NPI 1164843389).
Provider details
- NPI number
- 1164843389
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- L.3872R (AL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
426 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) |
|---|---|---|
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 155 | $133 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 154 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 57 | $89 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 31 | $14 |
| Administration of Influenza Virus VaccineG0008 | 15 | $32 |
| Annual Wellness Visit; Includes a Personalized Prevention Plan of Service (pps), Initial VisitG0438 | 14 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 89 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 313 | 80 |
| Atorvastatin Calcium | 309 | 88 |
| Lisinopril | 239 | 72 |
| Amlodipine Besylate | 199 | 61 |
| Losartan Potassium | 148 | 47 |
| Metformin Hcl | 133 | 39 |
| Rosuvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,549 across 87 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
Additional practice locations (1)
- 1240 Eagles Landing PkwySuite 110Stockbridge, GA 30281-5170Phone: (770) 389-3855Fax: (770) 474-8078
Registry dates
- Enumerated
- 2013-12-16
- Last updated
- 2019-10-02
Frequently asked questions
- What is Stacey O'Brien's NPI number?
- Stacey O'Brien's National Provider Identifier (NPI) is 1164843389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stacey O'Brien's specialty?
- Stacey O'Brien is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stacey O'Brien located?
- Stacey O'Brien's practice location on file with NPPES is 14205 Highway 92 Ste 105, Woodstock, GA 30188-7138.
- What is Stacey O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Stacey O'Brien is (678) 293-7854.
- Does Stacey O'Brien accept Medicare?
- Stacey 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 Stacey O'Brien's NPI active?
- Yes — Stacey O'Brien's NPI (1164843389) is active in the NPPES registry as of the last update on 2019-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.