Lawrence Tkach, M.D.
NPI 1164502035 · Orthopaedic Surgery Physician · Vacaville, CA
Lawrence Tkach, M.D. is a Orthopaedic Surgery Physician provider in Vacaville, CA (NPI 1164502035).
Provider details
- NPI number
- 1164502035
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G46691 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-16
- Last updated
- 2015-07-29
Frequently asked questions
- What is Lawrence Tkach's NPI number?
- Lawrence Tkach's National Provider Identifier (NPI) is 1164502035, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Tkach's specialty?
- Lawrence Tkach is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence Tkach located?
- Lawrence Tkach's practice location on file with NPPES is 770 Mason St, Vacaville, CA 95688-4646.
- What is Lawrence Tkach's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Tkach is (707) 454-5800.
- Is Lawrence Tkach's NPI active?
- Yes — Lawrence Tkach's NPI (1164502035) is active in the NPPES registry as of the last update on 2015-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.