Garo Tertzakian
NPI 1699786400 · Urology Physician · Santa Ana, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Garo Tertzakian is a Urology Physician provider in Santa Ana, CA (NPI 1699786400).
Provider details
- NPI number
- 1699786400
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- C37346 (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
168 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 | 75 | $94 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 41 | $131 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 22 | $114 |
| Diagnostic Exam of Bladder and Urethra Using an Endoscope52000 | 17 | $256 |
| Electronic Assessment of Bladder Emptying51741 | 13 | $11 |
Typical Medicare-allowed amounts for these services range $11–$256 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
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 |
|---|---|---|
| Tamsulosin Hcl | 190 | 73 |
| Levofloxacin | 154 | 102 |
| Mirabegronbrand: Myrbetriq | 63 | 21 |
| Finasteride | 38 | 14 |
| Ciprofloxacin Hcl | 27 | 24 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 23 | 12 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$95 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
- 2006-08-10
- Last updated
- 2024-10-16
- Certified
- 2024-10-16
Frequently asked questions
- What is Garo Tertzakian's NPI number?
- Garo Tertzakian's National Provider Identifier (NPI) is 1699786400, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Garo Tertzakian's specialty?
- Garo Tertzakian is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Garo Tertzakian located?
- Garo Tertzakian's practice location on file with NPPES is 801 N Tustin Ave Ste 202, Santa Ana, CA 92705-3600.
- What is Garo Tertzakian's phone number?
- The practice phone number listed in the NPPES registry for Garo Tertzakian is (714) 480-0208.
- Does Garo Tertzakian accept Medicare?
- Garo Tertzakian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Garo Tertzakian's NPI active?
- Yes — Garo Tertzakian's NPI (1699786400) is active in the NPPES registry as of the last update on 2024-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.