Joy Hallmark, MD
NPI 1437712205 · Emergency Medicine Physician · Chapel Hill, NC
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joy Hallmark, MD is a Emergency Medicine Physician provider in Chapel Hill, NC (NPI 1437712205).
Provider details
- NPI number
- 1437712205
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 251424 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 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
194 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 49 | $61 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 31 | $111 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 28 | $82 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 24 | $65 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 22 | $76 |
| Emergency Department Visit With High Level of Medical Decision Making99285 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methylprednisolone | 39 | 39 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 37 | 37 |
| Cephalexin | 25 | 25 |
| Azithromycin | 21 | 21 |
| Doxycycline Hyclate | 15 | 15 |
| Ketorolac Tromethamine | 13 | 13 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 12 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-04-17
- Last updated
- 2022-05-11
- Certified
- 2022-05-11
Frequently asked questions
- What is Joy Hallmark's NPI number?
- Joy Hallmark's National Provider Identifier (NPI) is 1437712205, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joy Hallmark's specialty?
- Joy Hallmark is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joy Hallmark located?
- Joy Hallmark's practice location on file with NPPES is 170 Manning Dr, Chapel Hill, NC 27514-4221.
- What is Joy Hallmark's phone number?
- The practice phone number listed in the NPPES registry for Joy Hallmark is (919) 966-6440.
- Does Joy Hallmark accept Medicare?
- Joy Hallmark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joy Hallmark's NPI active?
- Yes — Joy Hallmark's NPI (1437712205) is active in the NPPES registry as of the last update on 2022-05-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.