Allison Hays, MD
NPI 1831394394 · Cardiovascular Disease Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Hays, MD is a Cardiovascular Disease Physician provider in Baltimore, MD (NPI 1831394394).
Provider details
- NPI number
- 1831394394
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- D0066743 (MD)
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
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
2,598 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 1,283 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 432 | $68 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 312 | $204 |
| Ultrasound of Heart Blood Flow, Valves and Chambers, Follow-Up93321 | 137 | $7 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate and Valve Function93325 | 132 | $3 |
| Ultrasound of Heart, Follow-Up |
Practice location
Mailing address
Additional practice locations (1)
- 8600 Old Georgetown RdBethesda, MD 20814-1422Phone: (301) 896-2578
Registry dates
- Enumerated
- 2007-06-15
- Last updated
- 2023-01-06
- Certified
- 2023-01-06
Frequently asked questions
- What is Allison Hays's NPI number?
- Allison Hays's National Provider Identifier (NPI) is 1831394394, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Hays's specialty?
- Allison Hays is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Allison Hays located?
- Allison Hays's practice location on file with NPPES is 600 N Wolfe St, Baltimore, MD 21287-0005.
- What is Allison Hays's phone number?
- The practice phone number listed in the NPPES registry for Allison Hays is (410) 955-5999.
- Does Allison Hays accept Medicare?
- Allison Hays is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Hays's NPI active?
- Yes — Allison Hays's NPI (1831394394) is active in the NPPES registry as of the last update on 2023-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.