Zafar Khalid, MD
NPI 1689657975 · Internal Medicine Physician · Merrillville, IN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zafar Khalid, MD is a Internal Medicine Physician provider in Merrillville, IN (NPI 1689657975).
Provider details
- NPI number
- 1689657975
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 01034369 (IN)
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
20 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
1,145 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 371 | $110 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 325 | $165 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 161 | $119 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 77 | $160 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 70 | $75 |
| Technetium Tc-99m Sestamibi, Diagnostic, Per Study DoseA9500 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 103 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 293 | 85 |
| Levothyroxine Sodium | 221 | 60 |
| Amlodipine Besylate | 194 | 60 |
| Pantoprazole Sodium | 184 | 61 |
| Losartan Potassium | 171 | 46 |
| Rosuvastatin Calcium | 146 | 38 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$96 across 5 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
- 2005-11-21
- Last updated
- 2008-09-30
Frequently asked questions
- What is Zafar Khalid's NPI number?
- Zafar Khalid's National Provider Identifier (NPI) is 1689657975, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zafar Khalid's specialty?
- Zafar Khalid is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Zafar Khalid located?
- Zafar Khalid's practice location on file with NPPES is 8550 Broadway, Merrillville, IN 46410-7032.
- What is Zafar Khalid's phone number?
- The practice phone number listed in the NPPES registry for Zafar Khalid is (219) 769-3550.
- Does Zafar Khalid accept Medicare?
- Zafar Khalid is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zafar Khalid's NPI active?
- Yes — Zafar Khalid's NPI (1689657975) is active in the NPPES registry as of the last update on 2008-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.