Quick answers
- Does Claud M. Grigg Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Claud M. Grigg Jr. 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 Claud M. Grigg Jr. see?
- In 2024, CMS data shows 181 Original Medicare patients and 768 services for Claud M. Grigg Jr.. This counts Original Medicare only and measures volume, not quality.
- What is Claud M. Grigg Jr.'s NPI number?
- 1962794842. 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 Claud M. Grigg Jr., 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 | 181 |
|---|---|
| Services billed to Medicare | 768 |
| Different services or procedures | 18 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)364 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)304 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)33 services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)25 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 blood pressure75%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
- High cholesterol74%
- Arthritis39%
- Ischemic heart disease35%
- Chronic kidney disease33%
Hospitals where Claud M. Grigg Jr. works
Medicare's Facility Affiliation Data lists Claud M. Grigg Jr. at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Atrium Health ClevelandShelby, NC · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 340021
- Atrium Health PinevilleCharlotte, NC · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 340098
- Atrium Health UnionMonroe, NC · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 340130
- Carolinas Medical Center/Behavioral HealthCharlotte, NC · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 340113
Practice locations
Addresses where Claud M. Grigg Jr. is enrolled with Medicare (CMS data updated October 2, 2026).
- 15830 Ballantyne Medical Pl, Suite 200Charlotte, NC 28277 (704) 446‑4000
Group practices
Medicare enrollment lists Claud M. Grigg Jr. as a member of this group (CMS data updated October 2, 2026).
- The Charlotte-Mecklenburg Hospital Authority601 clinicians in the group
Specialties
- Hematology/Oncologyprimary
- Internal Medicinealso
Other hematologist-oncologists in Charlotte
Clinicians with the same Medicare primary specialty in Charlotte, NC — not a recommendation.
Other clinicians in The Charlotte-Mecklenburg Hospital Authority
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of North Carolina At Chapel Hill School Of Medicine |
| Graduation year | 2011 (15 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1962794842 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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