William Larchian, M.D.
NPI 1598729840 · Urology Physician · Cleveland, OH
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Larchian, M.D. is a Urology Physician provider in Cleveland, OH (NPI 1598729840).
Provider details
- NPI number
- 1598729840
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35072765L (OH)
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
1,327 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 | 257 | $121 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 250 | $86 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 173 | $10 |
| Automated Urinalysis Test81003 | 147 | $2 |
| Diagnostic Exam of Bladder and Urethra Using an Endoscope52000 | 136 | $221 |
| 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'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 852 | 268 |
| Finasteride | 316 | 94 |
| Nitrofurantoin Macrocrystalbrand: Nitrofurantoin | 299 | 209 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 283 | 129 |
| Mirabegronbrand: Myrbetriq | 236 | 73 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 204 | 91 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$48 across 3 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
- 2006-04-13
- Last updated
- 2021-01-11
- Certified
- 2021-01-11
Frequently asked questions
- What is William Larchian's NPI number?
- William Larchian's National Provider Identifier (NPI) is 1598729840, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Larchian's specialty?
- William Larchian is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is William Larchian located?
- William Larchian's practice location on file with NPPES is 11100 Euclid Ave, Cleveland, OH 44106.
- What is William Larchian's phone number?
- The practice phone number listed in the NPPES registry for William Larchian is (216) 844-5661.
- Does William Larchian accept Medicare?
- William Larchian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Larchian's NPI active?
- Yes — William Larchian's NPI (1598729840) is active in the NPPES registry as of the last update on 2021-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.