Stephanie Carpenter, MD
NPI 1871754499 · Internal Medicine Physician · Prince Frederick, MD
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephanie Carpenter, MD is a Internal Medicine Physician provider in Prince Frederick, MD (NPI 1871754499).
Provider details
- NPI number
- 1871754499
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 11014288A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 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
317 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) |
|---|---|---|
| Advance Care Planning, First 30 Minutes99497 | 75 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 40 | $122 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 39 | $136 |
| Advance Care Planning, Each Additional 30 Minutes99498 | 37 | $74 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 36 | $87 |
| Prolonged Hospital Inpatient Or Observation Care Evaluation and Management Service(s) Beyond the Total Time for the Primary Service (when the Primary Service Has Been Selected Using Time on the Date of the Primary Service); Each Additional 15 Minutes By Th |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-17
- Last updated
- 2017-02-02
Frequently asked questions
- What is Stephanie Carpenter's NPI number?
- Stephanie Carpenter's National Provider Identifier (NPI) is 1871754499, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Carpenter's specialty?
- Stephanie Carpenter is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie Carpenter located?
- Stephanie Carpenter's practice location on file with NPPES is 238 Merrimac Ct, Prince Frederick, MD 20678-6113.
- What is Stephanie Carpenter's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Carpenter is (410) 535-0892.
- Does Stephanie Carpenter accept Medicare?
- Stephanie Carpenter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephanie Carpenter's NPI active?
- Yes — Stephanie Carpenter's NPI (1871754499) is active in the NPPES registry as of the last update on 2017-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.