Stephen Kallaos, DDS
NPI 1649349879 · Periodontics · Moreno Valley, CA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Kallaos, DDS is a Periodontics provider in Moreno Valley, CA (NPI 1649349879).
Provider details
- NPI number
- 1649349879
- Entity type
- Individual
- Primary specialty
- PeriodonticsDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- 44903 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Chlorhexidine Gluconate | 222 | 192 |
| Amoxicillin | 205 | 179 |
| Ibuprofen | 59 | 53 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 45 | 38 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 36 | 35 |
| Cephalexin | 18 | 18 |
| Doxycycline Hyclate | 17 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$300 across 4 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
- 2006-11-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Stephen Kallaos's NPI number?
- Stephen Kallaos's National Provider Identifier (NPI) is 1649349879, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Kallaos's specialty?
- Stephen Kallaos is listed in the NPPES registry with a primary specialty of Periodontics (Dental Providers).
- Where is Stephen Kallaos located?
- Stephen Kallaos's practice location on file with NPPES is 24099 Postal Ave, Moreno Valley, CA 92553-7709.
- What is Stephen Kallaos's phone number?
- The practice phone number listed in the NPPES registry for Stephen Kallaos is (951) 601-1385.
- Does Stephen Kallaos accept Medicare?
- Stephen Kallaos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Kallaos's NPI active?
- Yes — Stephen Kallaos's NPI (1649349879) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.