Doctor profile · Federal record

Dr. Shelly Xing Gammon, MD

Internal Medicine Physician (CMS: Nephrology) · Moreno Valley, CA

  • NPI 1477799344
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
27200 Iris Ave
Moreno Valley, CA 92555
(866) 984-7483

Credentials & registration

NPPES · NUCC
NPI registered
December 2008 — 18 yrs on file
Profile last updated
December 14, 2021
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A96907

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477799344. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
22
Distinct HCPCS
1
Medicare allowed
$2,697
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 22 12 $123

In context: peer comparison

Among 16 peers in this city , average services per provider: 276. This provider delivers 0.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
908
Patients
368
Total drug cost
$63,592
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 149 51 $2,032
Hydralazine Hcl Generic 128 43 $2,021
Sevelamer Carbonate Generic 75 33 $15,866
Lisinopril Generic 70 25 $947
Furosemide Generic 64 31 $898
Terazosin Hcl Generic 53 22 $2,766
Losartan Potassium Generic 52 25 $680
Potassium Chloride Generic 47 24 $1,626
Lokelma (Sodium Zirconium Cyclosilicate) Brand 45 27 $29,024
Carvedilol Generic 44 18 $520

Frequently asked questions

Auto-generated from federal data
What is Dr. Shelly Xing Gammon's medical specialty?
Dr. Shelly Xing Gammon practices Internal Medicine Physician in Moreno Valley, CA.
Where does Dr. Shelly Xing Gammon practice?
Dr. Shelly Xing Gammon practices at 27200 Iris Ave, Moreno Valley, CA 92555. Office phone: 8669847483.
What is Dr. Shelly Xing Gammon's NPI?
Dr. Shelly Xing Gammon's National Provider Identifier (NPI) is 1477799344, issued by NPPES.
Does Dr. Shelly Xing Gammon accept Medicare assignment?
Yes. Dr. Shelly Xing Gammon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shelly Xing Gammon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.