Michael J. Lazar, Jr., M.D., Professional Medical Corporation
NPI 1912910811 · Urology Physician · Santa Rosa, CA
Michael J. Lazar, Jr., M.D., Professional Medical Corporation is a Urology Physician organization in Santa Rosa, CA (NPI 1912910811).
Provider details
- NPI number
- 1912910811
- Entity type
- Organization
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Michael Lazar, President(707) 546-5553
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
- 2006-08-14
- Last updated
- 2020-08-22
Frequently asked questions
- What is Michael J. Lazar, Jr., M.D., Professional Medical Corporation's NPI number?
- Michael J. Lazar, Jr., M.D., Professional Medical Corporation's National Provider Identifier (NPI) is 1912910811, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael J. Lazar, Jr., M.D., Professional Medical Corporation?
- Michael J. Lazar, Jr., M.D., Professional Medical Corporation is classified in the NPPES registry as Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael J. Lazar, Jr., M.D., Professional Medical Corporation located?
- Michael J. Lazar, Jr., M.D., Professional Medical Corporation's practice location on file with NPPES is 1140 Sonoma Ave, Santa Rosa, CA 95405-4817.
- What is Michael J. Lazar, Jr., M.D., Professional Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Michael J. Lazar, Jr., M.D., Professional Medical Corporation is (707) 546-5553.
- Who is the authorized official for Michael J. Lazar, Jr., M.D., Professional Medical Corporation?
- The authorized official listed on Michael J. Lazar, Jr., M.D., Professional Medical Corporation's NPPES record is Michael Lazar, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael J. Lazar, Jr., M.D., Professional Medical Corporation's NPI active?
- Yes — Michael J. Lazar, Jr., M.D., Professional Medical Corporation's NPI (1912910811) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.