Benjo Tan
NPI 1841966249 · Psychiatric/Mental Health Nurse Practitioner · Santa Ana, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benjo Tan is a Psychiatric/Mental Health Nurse Practitioner provider in Santa Ana, CA (NPI 1841966249).
Provider details
- NPI number
- 1841966249
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 95017880 (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
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,985 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 | 1,987 | $69 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99348 | 382 | $68 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 196 | $97 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 161 | $152 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 123 | $162 |
| Hospital Discharge Day Management, 30 Minutes Or Less |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Risperidone | 313 | 70 |
| Quetiapine Fumarate | 308 | 50 |
| Trazodone Hcl | 166 | 32 |
| Divalproex Sodium | 153 | 36 |
| Olanzapine | 97 | 27 |
| Mirtazapine | 74 | 23 |
| Gabapentin | 72 | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,139 across 35 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 (4)
- 20705 Kelfield DrDiamond Bar, CA 91789Phone: (949) 394-7094
- 16823 Arrow BlvdFontana, CA 92335-3803Phone: (949) 394-7094
- 4000 Birch St Ste 112Newport Beach, CA 92660-2255Phone: (949) 629-3730
- 4000 Birch St Ste 112Newport Beach, CA 92660-2255Phone: (949) 216-3851
Registry dates
- Enumerated
- 2021-08-17
- Last updated
- 2022-09-12
- Certified
- 2022-09-12
Frequently asked questions
- What is Benjo Tan's NPI number?
- Benjo Tan's National Provider Identifier (NPI) is 1841966249, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjo Tan's specialty?
- Benjo Tan is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Benjo Tan located?
- Benjo Tan's practice location on file with NPPES is 520 N Main St Ste 220, Santa Ana, CA 92701-4623.
- What is Benjo Tan's phone number?
- The practice phone number listed in the NPPES registry for Benjo Tan is (714) 543-5609.
- Does Benjo Tan accept Medicare?
- Benjo Tan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benjo Tan's NPI active?
- Yes — Benjo Tan's NPI (1841966249) is active in the NPPES registry as of the last update on 2022-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.