Gregory Phelps, M.D.
NPI 1619140209 · Internal Medicine Physician · Memphis, TN
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Phelps, M.D. is a Internal Medicine Physician provider in Memphis, TN (NPI 1619140209).
Provider details
- NPI number
- 1619140209
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 47483 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 162 | 38 |
| Atorvastatin Calcium | 157 | 48 |
| Pantoprazole Sodium | 119 | 16 |
| Amitriptyline Hcl | 90 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 85 | 24 |
| Losartan Potassium | 82 | 14 |
| Donepezil Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,586 across 8 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 6544 Quince RdMemphis, TN 38119-8211Phone: (901) 425-0190Fax: (901) 624-6234
- 6544 Quince RdMemphis, TN 38119-8211Phone: (901) 425-0190Fax: (901) 624-6234
Registry dates
- Enumerated
- 2008-04-04
- Last updated
- 2020-12-14
- Certified
- 2020-12-14
Frequently asked questions
- What is Gregory Phelps's NPI number?
- Gregory Phelps's National Provider Identifier (NPI) is 1619140209, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Phelps's specialty?
- Gregory Phelps is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Phelps located?
- Gregory Phelps's practice location on file with NPPES is 1169 Jefferson Ave, Memphis, TN 38104.
- What is Gregory Phelps's phone number?
- The practice phone number listed in the NPPES registry for Gregory Phelps is (901) 425-1880.
- Does Gregory Phelps accept Medicare?
- Gregory Phelps is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Phelps's NPI active?
- Yes — Gregory Phelps's NPI (1619140209) is active in the NPPES registry as of the last update on 2020-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.