Grigor Grigoryan, MD
NPI 1750726857 · Orthopaedic Surgery Physician · Redlands, CA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grigor Grigoryan, MD is a Orthopaedic Surgery Physician provider in Redlands, CA (NPI 1750726857).
Provider details
- NPI number
- 1750726857
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A134603 (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
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,587 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 | 997 | $137 |
| Test Or Measurement for Functional Capacity, Each 15 Minutes97750 | 950 | $32 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 473 | $79 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 148 | $177 |
| X-Ray of Knee, 4 Or More Views73564 | 136 | $53 |
| Aspiration And/Or Injection of Fluid Large Joint Using Ultrasound Guidance20611 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 107 | 43 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 60 | 35 |
| Celecoxib | 30 | 17 |
| Baclofen | 25 | 17 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 25 | 12 |
| Gabapentin | 22 | 16 |
| Methylprednisolone | 18 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$740 across 14 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 (3)
- 900 E Washington St Ste 200Colton, CA 92324Phone: (909) 882-5867Fax: (909) 503-1283
- 900 E Washington St Ste 200Colton, CA 92324Phone: (909) 882-5867Fax: (909) 503-1283
- 11234 Anderson StOrthopedic SurgeryLoma Linda, CA 92354-2804Phone: (909) 558-6444
Registry dates
- Enumerated
- 2013-05-02
- Last updated
- 2026-05-21
- Certified
- 2026-05-21
Frequently asked questions
- What is Grigor Grigoryan's NPI number?
- Grigor Grigoryan's National Provider Identifier (NPI) is 1750726857, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grigor Grigoryan's specialty?
- Grigor Grigoryan is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Grigor Grigoryan located?
- Grigor Grigoryan's practice location on file with NPPES is 2 W Fern Ave, Redlands, CA 92373.
- What is Grigor Grigoryan's phone number?
- The practice phone number listed in the NPPES registry for Grigor Grigoryan is (909) 793-3311.
- Does Grigor Grigoryan accept Medicare?
- Grigor Grigoryan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grigor Grigoryan's NPI active?
- Yes — Grigor Grigoryan's NPI (1750726857) is active in the NPPES registry as of the last update on 2026-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.