Quick answers
- Does Stephanie Payton-Petersen accept Medicare assignment?
- Yes. Medicare's clinician data says Stephanie Payton-Petersen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Stephanie Payton-Petersen see?
- In 2024, CMS data shows 33 Original Medicare patients and 101 services for Stephanie Payton-Petersen. This counts Original Medicare only and measures volume, not quality.
- What is Stephanie Payton-Petersen's NPI number?
- 1679032668. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Stephanie Payton-Petersen, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 33 |
|---|---|
| Services billed to Medicare | 101 |
| Different services or procedures | 12 |
| Participating Medicare provider | Yes |
| Average age of these patients | 68 |
Most frequent services
- Assessment of emotional or behavioral problems (96127)45 services
- Urinalysis, manual test (81002)22 services
- Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)13 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- Arthritis61%
- High blood pressure52%
Practice locations
Addresses where Stephanie Payton-Petersen is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 11921 Rockville Pike, Suite 400Rockville, MD 20852 (240) 514‑0140
- 19735 Germantown Rd, Suite 270Germantown, MD 20874 (301) 444‑8350
- 26005 Ridge Rd, Suite 200Damascus, MD 20872 (301) 414‑2300
- 555 Quince Orchard Rd, Suite 410Gaithersburg, MD 20878 (301) 414‑2300
- 77 Thomas Johnson DrFrederick, MD 21702 (301) 414‑2300
Group practices
Medicare enrollment lists Stephanie Payton-Petersen as a member of these groups (CMS data updated October 2, 2026).
- Maryland Physicians Edge LLC97 clinicians in the group
- Simmonds Martin and Helmbrecht LLC23 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Rockville
Clinicians with the same Medicare primary specialty in Rockville, MD — not a recommendation.
Other clinicians in Maryland Physicians Edge LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Maryland School Of Medicine |
| Graduation year | 2019 (7 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1679032668 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians