Doctor profile · Federal record

Dr. Viswanathan Iyer, MD

Nephrology Physician (CMS: Nephrology) · Critical Care Medicine (Internal Medicine) Physician · Hospitalist Physician · Camp Hill, PA

  • NPI 1871718338
  • Accepts Medicare
  • MIPS 72.0 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
205 Grandview Ave Ste 301
Camp Hill, PA 170111704
(717) 695-0394
fax (717) 695-0398
Mailing address
Po Box 3877
Joliet, IL 604343877

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
March 3, 2022
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Pennsylvania #MD431419

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871718338. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,171
Distinct HCPCS
10
Medicare allowed
$387,769
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 653 104 $61
99214 Established patient office or other outpatient visit, 30-39 minutes 472 225 $122
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 412 101 $75
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 356 91 $116
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 340 99 $46
G0509 Telehealth consultation, critical care, subsequent, physicians typically spend 50 minutes communicating with the patient and providers via telehealth 200 135 $186
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 144 30 $327
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 127 102 $170
G0508 Telehealth consultation, critical care, initial , physicians typically spend 60 minutes communicating with the patient and providers via telehealth 98 98 $202
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 79 28 $282

In context: peer comparison

Among 5 peers in Camp Hill Nephrology Physician, average services per provider: 140. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,361
Transactions
69
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, INC. 7 $159.92
Vifor Pharma, INC. 10 $156.19
Ardelyx, INC. 12 $155.54
Bayer Healthcare Pharmaceuticals INC. 10 $134.10
AstraZeneca Pharmaceuticals Lp 6 $130.73
Otsuka America Pharmaceutical, INC. 5 $128.32
Travere Therapeutics, INC. 4 $104.82
Ani Pharmaceuticals, INC. 3 $79.19
Amgen INC. 2 $59.07
Akebia Therapeutics INC 2 $48.81
Calliditas Therapeutics US INC. 2 $39.95
Novartis Pharmaceuticals Corporation 2 $37.28
Mallinckrodt Hospital Products INC. 2 $37.25
Kyowa Kirin, INC. 1 $27.67
Otsuka Pharmaceutical Development & Commercialization, INC. 1 $24.38

By nature of payment

Food and Beverage
$1,336
Education
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,464
Patients
290
Total drug cost
$83,558
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 205 47 $1,568
Hydralazine Hcl Generic 156 30 $2,481
Furosemide Generic 154 44 $1,066
Calcium Acetate Generic 117 24 $7,505
Losartan Potassium Generic 105 14 $794
Eliquis (Apixaban) Brand 92 0 $35,067
Atorvastatin Calcium Generic 86 20 $1,366
Carvedilol Generic 86 23 $903
Sevelamer Carbonate Generic 86 23 $27,319
Warfarin Sodium Generic 77 0 $689

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Viswanathan Iyer's medical specialty?
Dr. Viswanathan Iyer practices Nephrology Physician in Camp Hill, PA.
Where does Dr. Viswanathan Iyer practice?
Dr. Viswanathan Iyer practices at 205 Grandview Ave Ste 301, Camp Hill, PA 170111704. Office phone: 7176950394.
What is Dr. Viswanathan Iyer's NPI?
Dr. Viswanathan Iyer's National Provider Identifier (NPI) is 1871718338, issued by NPPES.
Does Dr. Viswanathan Iyer accept Medicare assignment?
Yes. Dr. Viswanathan Iyer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Viswanathan Iyer commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.