Parag Thakkar, MD
NPI 1245256965 · Internal Medicine Physician · Grayslake, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Parag Thakkar, MD is a Internal Medicine Physician provider in Grayslake, IL (NPI 1245256965).
Provider details
- NPI number
- 1245256965
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036-106242 (IL)
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
295 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 | 130 | $132 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 41 | $94 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 41 | $19 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 35 | $133 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 34 | $19 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 227 | 72 |
| Amlodipine Besylate | 124 | 38 |
| Metformin Hcl | 118 | 38 |
| Rosuvastatin Calcium | 115 | 34 |
| Losartan Potassium | 92 | 29 |
| Metoprolol Succinate | 91 | 27 |
| Hydrochlorothiazide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$38 across 2 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
Registry dates
- Enumerated
- 2006-07-14
- Last updated
- 2021-12-17
- Certified
- 2021-12-17
Frequently asked questions
- What is Parag Thakkar's NPI number?
- Parag Thakkar's National Provider Identifier (NPI) is 1245256965, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Parag Thakkar's specialty?
- Parag Thakkar is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Parag Thakkar located?
- Parag Thakkar's practice location on file with NPPES is 1170 E Belvidere Rd, Grayslake, IL 60030-2061.
- What is Parag Thakkar's phone number?
- The practice phone number listed in the NPPES registry for Parag Thakkar is (847) 548-9186.
- Does Parag Thakkar accept Medicare?
- Parag Thakkar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Parag Thakkar's NPI active?
- Yes — Parag Thakkar's NPI (1245256965) is active in the NPPES registry as of the last update on 2021-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.