Krishnan Nair, MD
NPI 1578518684 · Internal Medicine Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Krishnan Nair, MD is a Internal Medicine Physician provider in Dallas, TX (NPI 1578518684).
Provider details
- NPI number
- 1578518684
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- K6176 (TX)
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
1,875 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 | 778 | $126 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 311 | $127 |
| Hemoglobin A1c Level83036 | 210 | $9 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 150 | $14 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 144 | $89 |
| Administration of Influenza Virus VaccineG0008 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 106 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 366 | 118 |
| Levothyroxine Sodium | 365 | 109 |
| Amlodipine Besylate | 318 | 99 |
| Rosuvastatin Calcium | 307 | 100 |
| Losartan Potassium | 237 | 76 |
| Metformin Hcl | 223 | 66 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$272 across 15 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
- 2006-05-24
- Last updated
- 2021-07-16
- Certified
- 2021-07-16
Frequently asked questions
- What is Krishnan Nair's NPI number?
- Krishnan Nair's National Provider Identifier (NPI) is 1578518684, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Krishnan Nair's specialty?
- Krishnan Nair is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Krishnan Nair located?
- Krishnan Nair's practice location on file with NPPES is 8440 Walnut Hill Ln Ste 800, Dallas, TX 75231-3825.
- What is Krishnan Nair's phone number?
- The practice phone number listed in the NPPES registry for Krishnan Nair is (214) 345-5999.
- Does Krishnan Nair accept Medicare?
- Krishnan Nair is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Krishnan Nair's NPI active?
- Yes — Krishnan Nair's NPI (1578518684) is active in the NPPES registry as of the last update on 2021-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.