Richard Tan
NPI 1548936602 · Gerontology Nurse Practitioner · Alhambra, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Tan is a Gerontology Nurse Practitioner provider in Alhambra, CA (NPI 1548936602).
Provider details
- NPI number
- 1548936602
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 95018113 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
4 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
192 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 111 | $118 |
| Advance Care Planning, First 30 Minutes99497 | 42 | $74 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 14 | $119 |
| Annual, Face-To-Face Intensive Behavioral Therapy for Cardiovascular Disease, Individual, 15 MinutesG0446 | 13 | $23 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 12 | $18 |
Typical Medicare-allowed amounts for these services range $18–$119 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 104 | 52 |
| Amlodipine Besylate | 95 | 44 |
| Losartan Potassium | 79 | 38 |
| Metformin Hcl | 65 | 30 |
| Alendronate Sodium | 62 | 23 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 60 | 16 |
| Rosuvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$973 across 51 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 (1)
- 678 S Indian Hill BlvdClaremont, CA 91711-6002Phone: (909) 399-0101
Registry dates
- Enumerated
- 2021-08-19
- Last updated
- 2024-03-05
- Certified
- 2024-03-05
Frequently asked questions
- What is Richard Tan's NPI number?
- Richard Tan's National Provider Identifier (NPI) is 1548936602, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Tan's specialty?
- Richard Tan is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Richard Tan located?
- Richard Tan's practice location on file with NPPES is 2835 W Valley Blvd, Alhambra, CA 91803-1818.
- What is Richard Tan's phone number?
- The practice phone number listed in the NPPES registry for Richard Tan is (626) 281-3265.
- Does Richard Tan accept Medicare?
- Richard Tan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Tan's NPI active?
- Yes — Richard Tan's NPI (1548936602) is active in the NPPES registry as of the last update on 2024-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.