Mark Sison, M.D.
NPI 1275777583 · Sports Medicine (Physical Medicine & Rehabilitation) Physician · Fresno, CA
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Sison, M.D. is a Sports Medicine (Physical Medicine & Rehabilitation) Physician provider in Fresno, CA (NPI 1275777583).
Provider details
- NPI number
- 1275777583
- Entity type
- Individual
- Primary specialty
- Sports Medicine (Physical Medicine & Rehabilitation) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A149604 (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
17 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
3,327 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 | 1,286 | $130 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 286 | $167 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 192 | $101 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 189 | $15 |
| Injection of Anesthetic And/Or Steroid Drug Into Sacral Spine Nerve Root Using Imaging Guidance, Single Level64483 | 172 | $144 |
| X-Ray of Lower and Sacral Spine, Minimum of 4 Views |
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 |
|---|---|---|
| Gabapentin | 571 | 195 |
| Cyclobenzaprine Hcl | 266 | 112 |
| Tizanidine Hcl | 202 | 70 |
| Methocarbamol | 195 | 98 |
| Pregabalin | 162 | 72 |
| Tramadol Hcl | 117 | 36 |
| Duloxetine Hcl | 35 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,511 across 80 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)
- 1270 E Spruce AveFresno, CA 93720-3312Phone: (559) 256-5200Fax: (559) 256-5376
Registry dates
- Enumerated
- 2009-04-30
- Last updated
- 2026-02-02
- Certified
- 2026-02-02
Frequently asked questions
- What is Mark Sison's NPI number?
- Mark Sison's National Provider Identifier (NPI) is 1275777583, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Sison's specialty?
- Mark Sison is listed in the NPPES registry with a primary specialty of Sports Medicine (Physical Medicine & Rehabilitation) Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Sison located?
- Mark Sison's practice location on file with NPPES is 1630 E Herndon Ave, Fresno, CA 93720-3391.
- What is Mark Sison's phone number?
- The practice phone number listed in the NPPES registry for Mark Sison is (559) 256-5200.
- Does Mark Sison accept Medicare?
- Mark Sison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Sison's NPI active?
- Yes — Mark Sison's NPI (1275777583) is active in the NPPES registry as of the last update on 2026-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.