Doctor profile · Federal record

Dr. Addy Squarer, MD

Nephrology Physician (CMS: Nephrology) · San Jose, CA

  • NPI 1679581425
  • Accepts Medicare
  • MIPS 83.6 / 100 · 2023
  • 36 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
828 S Winchester Blvd
San Jose, CA 951282930
(408) 866-4000
fax (408) 866-3999

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
December 4, 2020
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
California #G73060
Medicaid
CA #00G730600

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679581425. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,999
Distinct HCPCS
10
Medicare allowed
$231,889
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 527 209 $156
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 442 134 $137
81002 Urinalysis, manual test 376 188 $3
99213 Established patient office or other outpatient visit, 20-29 minutes 109 81 $110
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 94 44 $91
90962 Dialysis services, 1 physician visit per month (20 years or older) 71 16 $240
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 69 55 $198
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 58 58 $159
99291 Critical care, first 30-74 minutes 56 27 $240
G0008 Administration of influenza virus vaccine 50 48 $38

In context: peer comparison

Among 10 peers in this city , average services per provider: 133. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$364
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $123.21
GlaxoSmithKline, LLC. 1 $121.84
Novo Nordisk Inc 1 $118.82

By nature of payment

Food and Beverage
$364

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,914
Patients
519
Total drug cost
$139,038
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 303 86 $2,819
Furosemide Generic 193 49 $1,114
Levothyroxine Sodium Generic 169 43 $3,030
Losartan Potassium Generic 168 50 $1,974
Atorvastatin Calcium Generic 167 46 $1,996
Gabapentin Generic 159 49 $2,230
Metoprolol Succinate Generic 125 34 $2,071
Allopurinol Generic 104 27 $1,651
Nebivolol Hcl Generic 88 17 $9,842
Nifedipine Er (Nifedipine) Brand 84 18 $5,012

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Addy Squarer's medical specialty?
Dr. Addy Squarer practices Nephrology Physician in San Jose, CA.
Where does Dr. Addy Squarer practice?
Dr. Addy Squarer practices at 828 S Winchester Blvd, San Jose, CA 951282930. Office phone: 4088664000.
What is Dr. Addy Squarer's NPI?
Dr. Addy Squarer's National Provider Identifier (NPI) is 1679581425, issued by NPPES.
Does Dr. Addy Squarer accept Medicare assignment?
Yes. Dr. Addy Squarer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Addy Squarer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.