Andy Ho, M.D.
NPI 1801850821 · Internal Medicine Physician · Westminster, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andy Ho, M.D. is a Internal Medicine Physician provider in Westminster, CA (NPI 1801850821).
Provider details
- NPI number
- 1801850821
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A72198 (CA)
Specialties & taxonomies
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
508 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 | 264 | $136 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 106 | $16 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 99 | $67 |
| Administration of Influenza Virus VaccineG0008 | 20 | $35 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 19 | $139 |
Typical Medicare-allowed amounts for these services range $16–$139 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 56 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Irbesartan | 278 | 26 |
| Rosuvastatin Calcium | 235 | 24 |
| Amlodipine Besylate | 196 | 18 |
| Metoprolol Succinate | 173 | 18 |
| Metformin Hcl | 105 | 12 |
| Tamsulosin Hcl | 95 | — |
| Pantoprazole Sodium | 85 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$418 across 5 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
- 2006-04-14
- Last updated
- 2015-08-24
Frequently asked questions
- What is Andy Ho's NPI number?
- Andy Ho's National Provider Identifier (NPI) is 1801850821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andy Ho's specialty?
- Andy Ho is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Andy Ho located?
- Andy Ho's practice location on file with NPPES is 9081 Bolsa Ave 109, Westminster, CA 92683-5590.
- What is Andy Ho's phone number?
- The practice phone number listed in the NPPES registry for Andy Ho is (714) 891-7393.
- Does Andy Ho accept Medicare?
- Andy Ho is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andy Ho's NPI active?
- Yes — Andy Ho's NPI (1801850821) is active in the NPPES registry as of the last update on 2015-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.