Ermis Nikas, DO
NPI 1588742399 · Urology Physician · Vallejo, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ermis Nikas, DO is a Urology Physician provider in Vallejo, CA (NPI 1588742399).
Provider details
- NPI number
- 1588742399
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 20A8662 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
18 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 18 | $103 |
Typical Medicare-allowed amounts for these services range $103–$103 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 272 | 96 |
| Finasteride | 239 | 87 |
| Mirabegronbrand: Myrbetriq | 121 | 35 |
| Solifenacin Succinate | 118 | 45 |
| Bicalutamide | 53 | 19 |
| Mirabegronbrand: Mirabegron Er | 51 | 25 |
| Methenamine Hippurate | 43 | 16 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2021-12-20
Frequently asked questions
- What is Ermis Nikas's NPI number?
- Ermis Nikas's National Provider Identifier (NPI) is 1588742399, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ermis Nikas's specialty?
- Ermis Nikas is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Ermis Nikas located?
- Ermis Nikas's practice location on file with NPPES is 975 Sereno Dr, Vallejo, CA 94589-2441.
- What is Ermis Nikas's phone number?
- The practice phone number listed in the NPPES registry for Ermis Nikas is (707) 651-1000.
- Does Ermis Nikas accept Medicare?
- Ermis Nikas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ermis Nikas's NPI active?
- Yes — Ermis Nikas's NPI (1588742399) is active in the NPPES registry as of the last update on 2021-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.