Doctor profile · Federal record

Dr. Swaminathan Iyer, M.D.

Hematology (Internal Medicine) Physician (CMS: Hematology) · Hematology & Oncology Physician · Hematology & Oncology Physician · Houston, TX

  • NPI 1063493229
  • Accepts Medicare
  • MIPS 79.4 / 100 · 2023
  • 30 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1515 Holcombe Blvd
Houston, TX 770304009
(713) 792-6161
Additional location
6445 Main St Fl 21
Houston, TX 770301502
(713) 441-9948
fax (713) 793-1642
Mailing address
P O Box 4439
Houston, TX 772104439

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
March 27, 2019
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207RH0000X — NUCC code
State licenses (2)
Texas #M9564 · New York #002037-1
Medicaid (6)
TX #200008504 · TX #200008503 · TX #200008506 · TX #200008509 · TX #02499136 · TX #200008505

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063493229. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
688
Distinct HCPCS
9
Medicare allowed
$77,802
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 251 64 $119
99214 Established patient office or other outpatient visit, 30-39 minutes 220 90 $98
99442 Telephone medical discussion with physician, 11-20 minutes 43 32 $66
99443 Telephone medical discussion with physician, 21-30 minutes 36 26 $98
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 34 33 $171
99205 New patient office or other outpatient visit, 60-74 minutes 32 32 $184
99239 Hospital discharge day management, more than 30 minutes 31 30 $113
99215 Established patient office or other outpatient visit, 40-54 minutes 25 15 $138
99497 Advance care planning, first 30 minutes 16 13 $76

In context: peer comparison

Among 18 peers in this city , average services per provider: 65. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$268
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 2 $166.55
Kyowa Kirin, Inc. 1 $101.44

By nature of payment

Food and Beverage
$268

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
159
Patients
15
Total drug cost
$931,606
Drug Type Claims Patients Total cost
Valacyclovir (Valacyclovir Hcl) Brand 59 15 $2,046
Revlimid (Lenalidomide) Brand 23 0 $408,592
Lenalidomide Generic 22 0 $355,249
Dexamethasone Generic 16 0 $122
Pantoprazole Sodium Generic 16 0 $135
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 12 0 $26
Brukinsa (Zanubrutinib) Brand 11 0 $165,435

Frequently asked questions

Auto-generated from federal data
What is Dr. Swaminathan Iyer's medical specialty?
Dr. Swaminathan Iyer practices Hematology (Internal Medicine) Physician in Houston, TX.
Where does Dr. Swaminathan Iyer practice?
Dr. Swaminathan Iyer practices at 1515 Holcombe Blvd, Houston, TX 770304009. Office phone: 7137926161.
What is Dr. Swaminathan Iyer's NPI?
Dr. Swaminathan Iyer's National Provider Identifier (NPI) is 1063493229, issued by NPPES.
Does Dr. Swaminathan Iyer accept Medicare assignment?
Yes. Dr. Swaminathan Iyer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Swaminathan Iyer commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.