Gwendolyn Hubbell, M.D.
NPI 1396906079 · Vascular & Interventional Radiology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gwendolyn Hubbell, M.D. is a Vascular & Interventional Radiology Physician provider in Baltimore, MD (NPI 1396906079).
Provider details
- NPI number
- 1396906079
- Entity type
- Individual
- Primary specialty
- Vascular & Interventional Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- D92494 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
984 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 224 | $9 |
| Ct Scan Head Or Brain Without Contrast70450 | 132 | $40 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 79 | $10 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 53 | $87 |
| X-Ray of Chest, 2 Views71046 | 52 | $10 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 36 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-24
- Last updated
- 2022-01-24
- Certified
- 2022-01-24
Frequently asked questions
- What is Gwendolyn Hubbell's NPI number?
- Gwendolyn Hubbell's National Provider Identifier (NPI) is 1396906079, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gwendolyn Hubbell's specialty?
- Gwendolyn Hubbell is listed in the NPPES registry with a primary specialty of Vascular & Interventional Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gwendolyn Hubbell located?
- Gwendolyn Hubbell's practice location on file with NPPES is 22 S Greene St, Dept of Radiology, Baltimore, MD 21201.
- What is Gwendolyn Hubbell's phone number?
- The practice phone number listed in the NPPES registry for Gwendolyn Hubbell is (410) 328-3477.
- Does Gwendolyn Hubbell accept Medicare?
- Gwendolyn Hubbell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gwendolyn Hubbell's NPI active?
- Yes — Gwendolyn Hubbell's NPI (1396906079) is active in the NPPES registry as of the last update on 2022-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.