Stephen Frohwein, MD
NPI 1235138942 · Cardiovascular Disease Physician · Atlanta, GA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Frohwein, MD is a Cardiovascular Disease Physician provider in Atlanta, GA (NPI 1235138942).
Provider details
- NPI number
- 1235138942
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 034834 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,744 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 584 | $119 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 486 | $17 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 420 | $14 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 266 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 161 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 521 | 120 |
| Amlodipine Besylate | 484 | 143 |
| Atorvastatin Calcium | 414 | 131 |
| Metoprolol Succinate | 374 | 114 |
| Rosuvastatin Calcium | 309 | 96 |
| Metoprolol Tartrate | 288 | 103 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-15
- Last updated
- 2013-03-21
Frequently asked questions
- What is Stephen Frohwein's NPI number?
- Stephen Frohwein's National Provider Identifier (NPI) is 1235138942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Frohwein's specialty?
- Stephen Frohwein is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Frohwein located?
- Stephen Frohwein's practice location on file with NPPES is 5669 Peachtree Dunwoody Rd Ne, Atlanta, GA 30342-1786.
- What is Stephen Frohwein's phone number?
- The practice phone number listed in the NPPES registry for Stephen Frohwein is (678) 843-6400.
- Does Stephen Frohwein accept Medicare?
- Stephen Frohwein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Frohwein's NPI active?
- Yes — Stephen Frohwein's NPI (1235138942) is active in the NPPES registry as of the last update on 2013-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.