Afshin Arianjam, M.D.
NPI 1013222066 · Orthopaedic Surgery Physician · Chino Hills, CA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Afshin Arianjam, M.D. is a Orthopaedic Surgery Physician provider in Chino Hills, CA (NPI 1013222066).
Provider details
- NPI number
- 1013222066
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A113834 (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
15 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
451 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 216 | $96 |
| Aspiration And/Or Injection of Fluid Large Joint Using Ultrasound Guidance20611 | 79 | $120 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 61 | $135 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 54 | $174 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 21 | $118 |
| Replacement of Knee Joint, Both Sides of Knee |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 130 | 60 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 86 | 69 |
| Omeprazole | 76 | 45 |
| Ibuprofen | 41 | 25 |
| Tramadol Hcl | 31 | 22 |
| Cephalexin | 28 | 27 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,352 across 15 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
- 2010-08-15
- Last updated
- 2024-11-14
- Certified
- 2024-11-14
Frequently asked questions
- What is Afshin Arianjam's NPI number?
- Afshin Arianjam's National Provider Identifier (NPI) is 1013222066, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Afshin Arianjam's specialty?
- Afshin Arianjam is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Afshin Arianjam located?
- Afshin Arianjam's practice location on file with NPPES is 3110 Chino Ave Ste 230, Chino Hills, CA 91709-1282.
- What is Afshin Arianjam's phone number?
- The practice phone number listed in the NPPES registry for Afshin Arianjam is (909) 788-1900.
- Does Afshin Arianjam accept Medicare?
- Afshin Arianjam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Afshin Arianjam's NPI active?
- Yes — Afshin Arianjam's NPI (1013222066) is active in the NPPES registry as of the last update on 2024-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.