Viswanathan Iyer, MD
NPI 1871718338 · Nephrology Physician · Camp Hill, PA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Viswanathan Iyer, MD is a Nephrology Physician provider in Camp Hill, PA (NPI 1871718338).
Provider details
- NPI number
- 1871718338
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD431419 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
2,686 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 | 468 | $113 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 429 | $120 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 294 | $60 |
| 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 | 276 | $16 |
| 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 | 168 | $46 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 167 | 45 |
| Furosemide | 158 | 41 |
| Hydralazine Hcl | 138 | 35 |
| Losartan Potassium | 101 | 20 |
| Sevelamer Carbonate | 94 | 27 |
| Carvedilol | 88 | 24 |
| Atorvastatin Calcium | 87 | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,361 across 71 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
- 2007-04-17
- Last updated
- 2022-03-03
- Certified
- 2022-03-03
Frequently asked questions
- What is Viswanathan Iyer's NPI number?
- Viswanathan Iyer's National Provider Identifier (NPI) is 1871718338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Viswanathan Iyer's specialty?
- Viswanathan Iyer is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Viswanathan Iyer located?
- Viswanathan Iyer's practice location on file with NPPES is 205 Grandview Ave Ste 301, Camp Hill, PA 17011-1704.
- What is Viswanathan Iyer's phone number?
- The practice phone number listed in the NPPES registry for Viswanathan Iyer is (717) 695-0394.
- Does Viswanathan Iyer accept Medicare?
- Viswanathan Iyer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Viswanathan Iyer's NPI active?
- Yes — Viswanathan Iyer's NPI (1871718338) is active in the NPPES registry as of the last update on 2022-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.