Doctor profile · Federal record

Dr. Nidhi Johri, M.D

Internal Medicine Physician (CMS: Internal Medicine) · Castro Valley, CA

  • NPI 1285811489
  • Accepts Medicare
  • 26 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
20642 John Dr
Castro Valley, CA 945465103
(510) 785-5000
Additional location
27212 Calaroga Ave
Hayward, CA 945454339

Credentials & registration

NPPES · NUCC
NPI registered
January 2008 — 18 yrs on file
Profile last updated
April 18, 2024
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A102164
Medicaid
CA #1285811489

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285811489. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
706
Distinct HCPCS
8
Medicare allowed
$93,953
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 418 170 $151
99213 Established patient office or other outpatient visit, 20-29 minutes 71 69 $107
99203 New patient office or other outpatient visit, 30-44 minutes 64 64 $132
G0008 Administration of influenza virus vaccine 45 44 $36
90662 Influenza vaccine split virus, preservative free 44 43 $72
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 30 30 $153
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 17 17 $281
G0009 Administration of pneumococcal vaccine 17 17 $36

In context: peer comparison

Among 12 peers in this city , average services per provider: 154. This provider delivers 4.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,068
Patients
396
Total drug cost
$18,656
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 192 74 $3,104
Levothyroxine Sodium Generic 132 42 $2,591
Lisinopril Generic 105 37 $1,301
Losartan Potassium Generic 99 33 $1,771
Amlodipine Besylate Generic 97 41 $1,643
Metformin Hcl Generic 64 26 $1,068
Hydrochlorothiazide Generic 59 21 $206
Simvastatin Generic 53 21 $906
Alendronate Sodium Generic 47 20 $506
Rosuvastatin Calcium Generic 43 18 $2,036

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nidhi Johri's medical specialty?
Dr. Nidhi Johri practices Internal Medicine Physician in Castro Valley, CA.
Where does Dr. Nidhi Johri practice?
Dr. Nidhi Johri practices at 20642 John Dr, Castro Valley, CA 945465103. Office phone: 5107855000.
What is Dr. Nidhi Johri's NPI?
Dr. Nidhi Johri's National Provider Identifier (NPI) is 1285811489, issued by NPPES.
Does Dr. Nidhi Johri accept Medicare assignment?
Yes. Dr. Nidhi Johri accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nidhi Johri commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.