Gnana Sumathi Naini, M.D.
NPI 1821094335 · Geriatric Medicine (Internal Medicine) Physician · Murphy, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gnana Sumathi Naini, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Murphy, TX (NPI 1821094335).
Provider details
- NPI number
- 1821094335
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- H6902 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
322 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 255 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 32 | $127 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 23 | $9 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 12 | $177 |
Typical Medicare-allowed amounts for these services range $9–$177 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 110 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 295 | 77 |
| Amlodipine Besylate | 246 | 71 |
| Rosuvastatin Calcium | 209 | 76 |
| Levothyroxine Sodium | 177 | 48 |
| Potassium Chloride | 145 | 22 |
| Azelastine Hcl | 133 | 61 |
| Lisinopril | 130 |
Practice location
Mailing address
Additional practice locations (1)
- 1205 Northwest HwyGarland, TX 75041-5835Phone: (469) 936-0541Fax: (877) 541-4239
Registry dates
- Enumerated
- 2005-06-21
- Last updated
- 2026-03-30
- Certified
- 2026-03-30
Frequently asked questions
- What is Gnana Sumathi Naini's NPI number?
- Gnana Sumathi Naini's National Provider Identifier (NPI) is 1821094335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gnana Sumathi Naini's specialty?
- Gnana Sumathi Naini is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Gnana Sumathi Naini located?
- Gnana Sumathi Naini's practice location on file with NPPES is 416 Village Dr Ste C, Murphy, TX 75094-4650.
- What is Gnana Sumathi Naini's phone number?
- The practice phone number listed in the NPPES registry for Gnana Sumathi Naini is (972) 325-8060.
- Does Gnana Sumathi Naini accept Medicare?
- Gnana Sumathi Naini is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gnana Sumathi Naini's NPI active?
- Yes — Gnana Sumathi Naini's NPI (1821094335) is active in the NPPES registry as of the last update on 2026-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.