Gagandeep Grewal
NPI 1629455340 · Endocrinology, Diabetes & Metabolism Physician · Meadville, PA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gagandeep Grewal is a Endocrinology, Diabetes & Metabolism Physician provider in Meadville, PA (NPI 1629455340).
Provider details
- NPI number
- 1629455340
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- MD469454 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,051 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 683 | $94 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 239 | $34 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 75 | $130 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 40 | $63 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 14 | $80 |
Typical Medicare-allowed amounts for these services range $34–$130 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 75 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 651 | 134 |
| Tirzepatidebrand: Mounjaro | 648 | 122 |
| Metformin Hclbrand: Metformin Hcl Er | 582 | 173 |
| Empagliflozinbrand: Jardiance | 509 | 130 |
| Levothyroxine Sodium | 466 | 116 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$836 across 47 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 18201 Conneaut Lake RdMeadville, PA 16335-3757Phone: (814) 373-4270Fax: (814) 373-4273
Registry dates
- Enumerated
- 2015-05-01
- Last updated
- 2023-08-15
- Certified
- 2023-08-15
Frequently asked questions
- What is Gagandeep Grewal's NPI number?
- Gagandeep Grewal's National Provider Identifier (NPI) is 1629455340, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gagandeep Grewal's specialty?
- Gagandeep Grewal is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Gagandeep Grewal located?
- Gagandeep Grewal's practice location on file with NPPES is 765 Liberty St Ste 307-A, Meadville, PA 16335-2566.
- What is Gagandeep Grewal's phone number?
- The practice phone number listed in the NPPES registry for Gagandeep Grewal is (814) 373-4270.
- Does Gagandeep Grewal accept Medicare?
- Gagandeep Grewal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gagandeep Grewal's NPI active?
- Yes — Gagandeep Grewal's NPI (1629455340) is active in the NPPES registry as of the last update on 2023-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.