Rangasamy Ramanathan
Neonatal-Perinatal Medicine · West Hollywood, CANPI 1891890760
Payments from drug & device makers
What this record shows
This record is dominated by speaking fees: $68,350 of the $96,036 with a category attached, or 71.2%. Chiesi USA, Inc. accounts for 99.1% of it on its own, with 6 other manufacturers making up the rest. Reporting peaked in 2019 at $34,965 and has fallen 82.8% since, to $6,005 in 2025. Among neonatal-perinatal medicine clinicians in CA with any reported payments, this total sits in the top 5% — high for the specialty, which is a reason to read the composition above rather than the number alone.
Across 145 payments — averaging $662.32 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Chiesi USA, Inc.$95K
- Medtronic$472
- Abbott$130
- Mallinckrodt Enterprises LLC$103
- ONY Biotech Inc.$71
- Covidien LP$30
- plus $25 from 1 others
Across 19 payments — averaging $8608.44 each. Payments tied to a research study. These frequently flow through the physician to a hospital or research institution rather than to the physician personally.
- Medtronic$98K
- Chiesi USA, Inc.$66K
What the payments were for
- Consulting fees$6,7007%
- Speaking & faculty fees$68,35071%
- Travel & lodging$17,76018%
- Food & beverage$3,2273%
General payments by program year
Who reported the general payments
Companies are grouped under their corporate parent — a single manufacturer often files under several CMS reporting entities. Research and ownership payments are counted separately and are not in this table.
| Company | Payments | Total |
|---|---|---|
| Chiesi USA, Inc. | 134 | $95,206 |
| Medtronic | 4 | $472 |
| Abbott | 2 | $130 |
| Mallinckrodt Enterprises LLC | 1 | $103 |
| ONY Biotech Inc. | 2 | $71 |
| Covidien LP | 1 | $30 |
| Sobi, Inc | 1 | $25 |
What the payments were tied to
Products named in the reported payments. Only payments of $100 or more are attributed here — the typical reported payment nationally is a meal worth about $16, and listing those product-by-product would be noise.
- CUROSURF$86,151
- KENGREAL$670
- INVOS$169
- Nellcor$156
- MINIMED 780G$129
- INOMAX$103
- AMPLATZER PICCOLO$101
How this compares
$96,036 in reported general payments places this provider in the 95th percentile of 371 neonatal-perinatal medicine providers in California.
See all neonatal-perinatal medicine providers in California →
Other neonatal-perinatal medicine in West Hollywood
- Manoj BiniwaleWest Hollywood$2K
- Neil FinerSan Diego$201K
- Janene FuerchPalo Alto$160K
- Denise SuttnerSan Diego$89K
- Mitchell GoldsteinNorthridge$86K
- Donald NullSacramento$48K
- Michel MikhaelOrange$36K
- Wambui WaruingiRancho Mirage$32K
- Terrie InderOrange$22K
- Robin SteinhornSacramento$20K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.