Ramanathan Muthaiah, MD
NPI 1356367734 · Internal Medicine Physician · Las Vegas, NV
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ramanathan Muthaiah, MD is a Internal Medicine Physician provider in Las Vegas, NV (NPI 1356367734).
Provider details
- NPI number
- 1356367734
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 9823 (NV)
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
3,734 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) |
|---|---|---|
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 1,103 | $58 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 770 | $119 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 317 | $45 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 189 | $15 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 187 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 73 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 241 | 96 |
| Losartan Potassium | 149 | 58 |
| Levothyroxine Sodium | 106 | 36 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 93 | 41 |
| Gabapentin | 92 | 45 |
| Amlodipine Besylate | 91 | 35 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$136 across 7 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
- 2006-07-15
- Last updated
- 2011-04-25
Frequently asked questions
- What is Ramanathan Muthaiah's NPI number?
- Ramanathan Muthaiah's National Provider Identifier (NPI) is 1356367734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ramanathan Muthaiah's specialty?
- Ramanathan Muthaiah is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ramanathan Muthaiah located?
- Ramanathan Muthaiah's practice location on file with NPPES is 5061 N Rainbow Blvd Ste 180, Las Vegas, NV 89130-1689.
- What is Ramanathan Muthaiah's phone number?
- The practice phone number listed in the NPPES registry for Ramanathan Muthaiah is (702) 220-8001.
- Does Ramanathan Muthaiah accept Medicare?
- Ramanathan Muthaiah is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ramanathan Muthaiah's NPI active?
- Yes — Ramanathan Muthaiah's NPI (1356367734) is active in the NPPES registry as of the last update on 2011-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.