Yamunadevi Sadasivan, M.D
NPI 1639482243 · Internal Medicine Physician · West Hazleton, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yamunadevi Sadasivan, M.D is a Internal Medicine Physician provider in West Hazleton, PA (NPI 1639482243).
Provider details
- NPI number
- 1639482243
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- MD449469 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
82 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 43 | $158 |
| 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 | 39 | $15 |
Typical Medicare-allowed amounts for these services range $15–$158 (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 · 106 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 359 | 137 |
| Levothyroxine Sodium | 211 | 75 |
| Lisinopril | 200 | 77 |
| Amlodipine Besylate | 197 | 80 |
| Rosuvastatin Calcium | 192 | 92 |
| Omeprazole | 177 | 70 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-07-24
- Last updated
- 2022-12-12
- Certified
- 2022-12-12
Frequently asked questions
- What is Yamunadevi Sadasivan's NPI number?
- Yamunadevi Sadasivan's National Provider Identifier (NPI) is 1639482243, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yamunadevi Sadasivan's specialty?
- Yamunadevi Sadasivan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yamunadevi Sadasivan located?
- Yamunadevi Sadasivan's practice location on file with NPPES is 20 Diana Ln, West Hazleton, PA 18202-1210.
- What is Yamunadevi Sadasivan's phone number?
- The practice phone number listed in the NPPES registry for Yamunadevi Sadasivan is (570) 790-2260.
- Does Yamunadevi Sadasivan accept Medicare?
- Yamunadevi Sadasivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yamunadevi Sadasivan's NPI active?
- Yes — Yamunadevi Sadasivan's NPI (1639482243) is active in the NPPES registry as of the last update on 2022-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.