Parneet Grewal, M.D.
NPI 1144602061 · Neurology Physician · Charleston, SC
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Parneet Grewal, M.D. is a Neurology Physician provider in Charleston, SC (NPI 1144602061).
Provider details
- NPI number
- 1144602061
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- R3781 (KY)
Specialties & taxonomies
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
11 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
252 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 75 | $111 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 68 | $162 |
| Telehealth Consultation, Emergency Department Or Initial Inpatient, Typically 50 Minutes Communicating With the Patient Via TelehealthG0426 | 40 | $123 |
| Telehealth Consultation, Emergency Department Or Initial Inpatient, Typically 30 Minutes Communicating With the Patient Via TelehealthG0425 | 30 | $87 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 15 | $76 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-06-27
- Last updated
- 2020-10-26
- Certified
- 2020-10-26
Frequently asked questions
- What is Parneet Grewal's NPI number?
- Parneet Grewal's National Provider Identifier (NPI) is 1144602061, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Parneet Grewal's specialty?
- Parneet Grewal is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Parneet Grewal located?
- Parneet Grewal's practice location on file with NPPES is 171 Ashley Ave, Charleston, SC 29425-8908.
- What is Parneet Grewal's phone number?
- The practice phone number listed in the NPPES registry for Parneet Grewal is (843) 792-1414.
- Does Parneet Grewal accept Medicare?
- Parneet Grewal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Parneet Grewal's NPI active?
- Yes — Parneet Grewal's NPI (1144602061) is active in the NPPES registry as of the last update on 2020-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.