Doctor profile · Federal record

Dr. Ramani Nathan, MD

Nephrology Physician (CMS: Nephrology) · Garden Grove, CA

  • NPI 1487623724
  • Accepts Medicare
  • 62 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
12665 Garden Grove Blvd Ste 211
Garden Grove, CA 928431916
(714) 636-2890

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
November 29, 2023
Year of graduation
1964 — 62 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
California #A26761
Medicaid
CA #ZZZ75439Z

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487623724. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
138
Distinct HCPCS
2
Medicare allowed
$48,319
HCPCS Description Services Patients Avg allowed
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 86 16 $374
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 52 16 $311

In context: peer comparison

Among 6 peers in this city , average services per provider: 181. This provider delivers 0.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
79
Patients
0
Total drug cost
$20,092
Drug Type Claims Patients Total cost
Sevelamer Carbonate Generic 21 0 $12,333
Calcium Acetate Generic 18 0 $5,567
Midodrine Hcl Generic 14 0 $1,290
Pantoprazole Sodium Generic 14 0 $291
Doxazosin Mesylate Generic 12 0 $611

Frequently asked questions

Auto-generated from federal data
What is Dr. Ramani Nathan's medical specialty?
Dr. Ramani Nathan practices Nephrology Physician in Garden Grove, CA.
Where does Dr. Ramani Nathan practice?
Dr. Ramani Nathan practices at 12665 Garden Grove Blvd Ste 211, Garden Grove, CA 928431916. Office phone: 7146362890.
What is Dr. Ramani Nathan's NPI?
Dr. Ramani Nathan's National Provider Identifier (NPI) is 1487623724, issued by NPPES.
Does Dr. Ramani Nathan accept Medicare assignment?
Yes. Dr. Ramani Nathan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ramani Nathan commonly perform?
Top Medicare-reported procedures in 2023: Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Dialysis services, 2-3 physician visits per month (20 years or older) (HCPCS 90961). Source: CMS Medicare Physician & Other Practitioners file.