Mark Sender, M.D., IN
NPI 1013097534 · Urology Physician · Santa Clarita, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Sender, M.D., IN is a Urology Physician provider in Santa Clarita, CA (NPI 1013097534).
Provider details
- NPI number
- 1013097534
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., IN
- Sex
- Male
- Sole proprietor
- Yes
- License
- G48510 (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
19 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
5,320 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 | 930 | $146 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 731 | $18 |
| Automated Urinalysis Test81003 | 580 | $2 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 555 | $71 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 339 | $104 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 574 | 192 |
| Finasteride | 343 | 107 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 271 | 85 |
| Mirabegronbrand: Myrbetriq | 210 | 49 |
| Vibegronbrand: Gemtesa | 108 | 40 |
| Desmopressin Acetate | 75 | 16 |
| Methenamine Hippurate | 71 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,994 across 60 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
- 2006-10-17
- Last updated
- 2021-01-29
- Certified
- 2021-01-29
Frequently asked questions
- What is Mark Sender's NPI number?
- Mark Sender's National Provider Identifier (NPI) is 1013097534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Sender's specialty?
- Mark Sender is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Sender located?
- Mark Sender's practice location on file with NPPES is 23823 Valencia Blvd Ste 130, Santa Clarita, CA 91355-9513.
- What is Mark Sender's phone number?
- The practice phone number listed in the NPPES registry for Mark Sender is (661) 254-2777.
- Does Mark Sender accept Medicare?
- Mark Sender is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Sender's NPI active?
- Yes — Mark Sender's NPI (1013097534) is active in the NPPES registry as of the last update on 2021-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.