Gregory Lichtman, D.O.
NPI 1639432610 · Orthopaedic Surgery Physician · Auburn, CA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Lichtman, D.O. is a Orthopaedic Surgery Physician provider in Auburn, CA (NPI 1639432610).
Provider details
- NPI number
- 1639432610
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 20A16553 (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
14 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
306 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 | 137 | $136 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 50 | $173 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 30 | $96 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 22 | $72 |
| Prosthetic Repair of Shoulder Joint, Total Shoulder23472 | 16 | $1,477 |
| Removal of Extensive Shoulder Joint Tissue Using an Endoscope29823 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$106 across 1 record (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
- 2012-06-24
- Last updated
- 2018-08-31
Frequently asked questions
- What is Gregory Lichtman's NPI number?
- Gregory Lichtman's National Provider Identifier (NPI) is 1639432610, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Lichtman's specialty?
- Gregory Lichtman is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Lichtman located?
- Gregory Lichtman's practice location on file with NPPES is 11795 Education St Ste 110, Auburn, CA 95602.
- What is Gregory Lichtman's phone number?
- The practice phone number listed in the NPPES registry for Gregory Lichtman is (530) 886-6820.
- Does Gregory Lichtman accept Medicare?
- Gregory Lichtman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Lichtman's NPI active?
- Yes — Gregory Lichtman's NPI (1639432610) is active in the NPPES registry as of the last update on 2018-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.