Donald Bittner
NPI 1538169578 · Orthopaedic Hand Surgery Physician · Fullerton, CA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donald Bittner is a Orthopaedic Hand Surgery Physician provider in Fullerton, CA (NPI 1538169578).
Provider details
- NPI number
- 1538169578
- Entity type
- Individual
- Primary specialty
- Orthopaedic Hand Surgery PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- G70407 (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
20 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
765 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 202 | $98 |
| X-Ray of Hand, Minimum of 3 Views73130 | 174 | $34 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 106 | $120 |
| Injection Into Tendon Or Ligament20550 | 81 | $55 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 69 | $138 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-29
- Last updated
- 2011-01-17
Frequently asked questions
- What is Donald Bittner's NPI number?
- Donald Bittner's National Provider Identifier (NPI) is 1538169578, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Bittner's specialty?
- Donald Bittner is listed in the NPPES registry with a primary specialty of Orthopaedic Hand Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Bittner located?
- Donald Bittner's practice location on file with NPPES is 2141 N Harbor Blvd, Fullerton, CA 92835-3827.
- What is Donald Bittner's phone number?
- The practice phone number listed in the NPPES registry for Donald Bittner is (714) 626-8630.
- Does Donald Bittner accept Medicare?
- Donald Bittner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donald Bittner's NPI active?
- Yes — Donald Bittner's NPI (1538169578) is active in the NPPES registry as of the last update on 2011-01-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.