Gregg Smith, MD
NPI 1174628804 · Internal Medicine Physician · Crescent City, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregg Smith, MD is a Internal Medicine Physician provider in Crescent City, CA (NPI 1174628804).
Provider details
- NPI number
- 1174628804
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G075567 (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
19 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 · 66 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 236 | 72 |
| Amlodipine Besylate | 207 | 53 |
| Lisinopril | 112 | 37 |
| Tamsulosin Hcl | 98 | 34 |
| Gabapentin | 92 | 33 |
| Losartan Potassium | 87 | 24 |
| Quetiapine Fumarate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-14
- Last updated
- 2017-04-05
Frequently asked questions
- What is Gregg Smith's NPI number?
- Gregg Smith's National Provider Identifier (NPI) is 1174628804, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregg Smith's specialty?
- Gregg Smith is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregg Smith located?
- Gregg Smith's practice location on file with NPPES is 550 E Washington Blvd, Crescent City, CA 95531-8160.
- What is Gregg Smith's phone number?
- The practice phone number listed in the NPPES registry for Gregg Smith is (707) 826-8633.
- Does Gregg Smith accept Medicare?
- Gregg Smith is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregg Smith's NPI active?
- Yes — Gregg Smith's NPI (1174628804) is active in the NPPES registry as of the last update on 2017-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.