Doctor profile · Federal record

Dr. Chengyu Xu, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Daly City, CA

  • NPI 1669600086
  • Accepts Medicare
  • MIPS 94.0 / 100 · 2023
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
386 Gellert Blvd
Daly City, CA 940152611
(650) 761-3500
fax (650) 761-3580

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
January 4, 2022
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
California #A121215

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669600086. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,460
Distinct HCPCS
6
Medicare allowed
$44,531
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 1,920 18 $2
99214 Established patient office or other outpatient visit, 30-39 minutes 234 116 $151
82962 Blood glucose (sugar) test performed by hand-held instrument 133 76 $3
83037 Hemoglobin a1c level, by device for home use 126 73 $10
96372 Injection of drug or substance under skin or into muscle 32 18 $18
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $194

In context: peer comparison

Among 1 peers in Daly City Endocrinology, Diabetes & Metabolism Physician, average services per provider: 410. This provider delivers 6.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,398
Patients
1,176
Total drug cost
$2,412,809
Drug Type Claims Patients Total cost
Jardiance (Empagliflozin) Brand 556 180 $877,800
Metformin Hcl Generic 550 180 $6,657
Levothyroxine Sodium Generic 287 86 $6,166
Farxiga (Dapagliflozin Propanediol) Brand 281 103 $415,829
Tradjenta (Linagliptin) Brand 235 75 $326,743
Novolog Flexpen (Insulin Aspart) Brand 206 63 $234,491
Ulticare Pen Needle (Pen Needle, Diabetic) Brand 204 75 $26,465
Alcohol Swab (Alcohol Antiseptic Pads) Brand 183 77 $883
Glipizide Generic 167 55 $1,549
Toujeo Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 141 48 $82,231

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chengyu Xu's medical specialty?
Dr. Chengyu Xu practices Endocrinology, Diabetes & Metabolism Physician in Daly City, CA.
Where does Dr. Chengyu Xu practice?
Dr. Chengyu Xu practices at 386 Gellert Blvd, Daly City, CA 940152611. Office phone: 6507613500.
What is Dr. Chengyu Xu's NPI?
Dr. Chengyu Xu's National Provider Identifier (NPI) is 1669600086, issued by NPPES.
Does Dr. Chengyu Xu accept Medicare assignment?
Yes. Dr. Chengyu Xu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chengyu Xu commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962). Source: CMS Medicare Physician & Other Practitioners file.