Kathleen Tong, M.D.
NPI 1225013923 · Internal Medicine Physician · San Francisco, CA
Kathleen Tong, M.D. is a Internal Medicine Physician provider in San Francisco, CA (NPI 1225013923).
Provider details
- NPI number
- 1225013923
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A88802 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
707 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 224 | $83 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 98 | $143 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 92 | $9 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 56 | $73 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 52 | $103 |
| Remote Monitoring of Pulmonary Artery Pressure Sensor, Up to 30 Days |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 118 | 31 |
| Apixabanbrand: Eliquis | 104 | 23 |
| Atorvastatin Calcium | 77 | 24 |
| Furosemide | 76 | 24 |
| Potassium Chloride | 72 | 19 |
| Amlodipine Besylate | 68 | 15 |
| Empagliflozinbrand: Jardiance |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16,913 across 40 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
Registry dates
- Enumerated
- 2005-12-14
- Last updated
- 2009-07-13
Frequently asked questions
- What is Kathleen Tong's NPI number?
- Kathleen Tong's National Provider Identifier (NPI) is 1225013923, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Tong's specialty?
- Kathleen Tong is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kathleen Tong located?
- Kathleen Tong's practice location on file with NPPES is 505 Parnassus Ave, San Francisco, CA 94143-0124.
- What is Kathleen Tong's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Tong is (415) 502-1115.
- Is Kathleen Tong's NPI active?
- Yes — Kathleen Tong's NPI (1225013923) is active in the NPPES registry as of the last update on 2009-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.