Allen Tong, M.D.
NPI 1841467701 · Internal Medicine Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allen Tong, M.D. is a Internal Medicine Physician provider in Sacramento, CA (NPI 1841467701).
Provider details
- NPI number
- 1841467701
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A105605 (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
18 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 · 93 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 524 | 166 |
| Amlodipine Besylate | 367 | 138 |
| Losartan Potassium | 261 | 84 |
| Diclofenac Sodium | 220 | 72 |
| Metformin Hcl | 198 | 74 |
| Levothyroxine Sodium | 179 | 60 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-09
- Last updated
- 2015-07-28
Frequently asked questions
- What is Allen Tong's NPI number?
- Allen Tong's National Provider Identifier (NPI) is 1841467701, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allen Tong's specialty?
- Allen Tong is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Allen Tong located?
- Allen Tong's practice location on file with NPPES is 2801 K St, Sacramento, CA 95816-5120.
- What is Allen Tong's phone number?
- The practice phone number listed in the NPPES registry for Allen Tong is (916) 733-3777.
- Does Allen Tong accept Medicare?
- Allen Tong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allen Tong's NPI active?
- Yes — Allen Tong's NPI (1841467701) is active in the NPPES registry as of the last update on 2015-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.