Shelly Xing Gammon, MD
NPI 1477799344 · Internal Medicine Physician · Moreno Valley, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shelly Xing Gammon, MD is a Internal Medicine Physician provider in Moreno Valley, CA (NPI 1477799344).
Provider details
- NPI number
- 1477799344
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A96907 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 151 | 61 |
| Hydralazine Hcl | 121 | 44 |
| Losartan Potassium | 92 | 36 |
| Furosemide | 89 | 39 |
| Sevelamer Carbonate | 75 | 32 |
| Potassium Chloride | 73 | 34 |
| Lisinopril | 70 | 34 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-12-26
- Last updated
- 2021-12-14
- Certified
- 2021-12-14
Frequently asked questions
- What is Shelly Xing Gammon's NPI number?
- Shelly Xing Gammon's National Provider Identifier (NPI) is 1477799344, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shelly Xing Gammon's specialty?
- Shelly Xing Gammon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Shelly Xing Gammon located?
- Shelly Xing Gammon's practice location on file with NPPES is 27200 Iris Ave, Moreno Valley, CA 92555.
- What is Shelly Xing Gammon's phone number?
- The practice phone number listed in the NPPES registry for Shelly Xing Gammon is (866) 984-7483.
- Does Shelly Xing Gammon accept Medicare?
- Shelly Xing Gammon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shelly Xing Gammon's NPI active?
- Yes — Shelly Xing Gammon's NPI (1477799344) is active in the NPPES registry as of the last update on 2021-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.