Edward Chamberlain, M.D.
NPI 1457336349 · Internal Medicine Physician · San Diego, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Edward Chamberlain, M.D. is a Internal Medicine Physician provider in San Diego, CA (NPI 1457336349).
Provider details
- NPI number
- 1457336349
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0101231184 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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 · 105 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 695 | 95 |
| Lisinopril | 251 | 40 |
| Gabapentin | 250 | 39 |
| Tamsulosin Hcl | 245 | 31 |
| Amlodipine Besylate | 221 | 33 |
| Alendronate Sodium | 196 | 31 |
| Omeprazole | 188 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Edward Chamberlain's NPI number?
- Edward Chamberlain's National Provider Identifier (NPI) is 1457336349, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Edward Chamberlain's specialty?
- Edward Chamberlain is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Edward Chamberlain located?
- Edward Chamberlain's practice location on file with NPPES is 5370 Toscana Way Apt H302, San Diego, CA 92122-6552.
- What is Edward Chamberlain's phone number?
- The practice phone number listed in the NPPES registry for Edward Chamberlain is (858) 457-1256.
- Does Edward Chamberlain accept Medicare?
- Edward Chamberlain is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Edward Chamberlain's NPI active?
- Yes — Edward Chamberlain's NPI (1457336349) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.