Doctor profile · Federal record

Dr. Chenyin He, MD

Nephrology Physician (CMS: Nephrology) · Nephrology Physician · Concord, CA

  • NPI 1184833857
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2222 East St Ste 305
Concord, CA 945202066
(925) 686-1230

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
June 7, 2012
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State licenses (2)
California #207RN0300X · California #A111643

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184833857. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,644
Distinct HCPCS
10
Medicare allowed
$263,370
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 582 198 $89
99214 Established patient office or other outpatient visit, 30-39 minutes 291 164 $133
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 210 29 $406
99215 Established patient office or other outpatient visit, 40-54 minutes 150 109 $187
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 115 105 $147
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 101 54 $135
90935 Hemodialysis procedure with physician evaluation 70 44 $81
99204 New patient office or other outpatient visit, 45-59 minutes 47 47 $197
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 28 $190
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 26 18 $339

In context: peer comparison

Among 3 peers in Concord Nephrology Physician, average services per provider: 154. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$484
Transactions
20
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Fresenius USA Marketing, INC. 10 $218.44
Ardelyx, INC. 6 $161.38
AstraZeneca Pharmaceuticals Lp 2 $51.10
Aurinia Pharma U.S., INC. 1 $31.16
Bayer Healthcare Pharmaceuticals INC. 1 $22.17

By nature of payment

Food and Beverage
$484

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
665
Patients
163
Total drug cost
$90,697
Drug Type Claims Patients Total cost
Furosemide Generic 119 38 $693
Losartan Potassium Generic 108 30 $1,404
Amlodipine Besylate Generic 87 30 $562
Lisinopril Generic 83 28 $967
Hydralazine Hcl Generic 47 12 $1,014
Jardiance (Empagliflozin) Brand 42 12 $42,184
Lokelma (Sodium Zirconium Cyclosilicate) Brand 26 13 $21,673
Bumetanide Generic 24 0 $851
Clonidine Generic 23 0 $2,236
Potassium Citrate ER (Potassium Citrate) Brand 21 0 $1,779

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chenyin He's medical specialty?
Dr. Chenyin He practices Nephrology Physician in Concord, CA.
Where does Dr. Chenyin He practice?
Dr. Chenyin He practices at 2222 East St Ste 305, Concord, CA 945202066. Office phone: 9256861230.
What is Dr. Chenyin He's NPI?
Dr. Chenyin He's National Provider Identifier (NPI) is 1184833857, issued by NPPES.
Does Dr. Chenyin He accept Medicare assignment?
Yes. Dr. Chenyin He accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chenyin He commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960). Source: CMS Medicare Physician & Other Practitioners file.