Karl Johsens MD & Drusilla Ldh Lee MD Inc
NPI 1548278534 · Internal Medicine Physician · Santa Cruz, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karl Johsens MD & Drusilla Ldh Lee MD Inc is a Internal Medicine Physician organization in Santa Cruz, CA (NPI 1548278534).
Provider details
- NPI number
- 1548278534
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Karl Johsen, Physician President(831) 425-1279
- License
- G084030 (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
Other names (DBA / former)
- Doing business as
- Cedar Medical Clinic
Registry dates
- Enumerated
- 2006-08-04
- Last updated
- 2019-07-11
Frequently asked questions
- What is Karl Johsens MD & Drusilla Ldh Lee MD Inc's NPI number?
- Karl Johsens MD & Drusilla Ldh Lee MD Inc's National Provider Identifier (NPI) is 1548278534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Karl Johsens MD & Drusilla Ldh Lee MD Inc?
- Karl Johsens MD & Drusilla Ldh Lee MD Inc is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karl Johsens MD & Drusilla Ldh Lee MD Inc located?
- Karl Johsens MD & Drusilla Ldh Lee MD Inc's practice location on file with NPPES is 1595 Soquel Dr Ste 340, Santa Cruz, CA 95065-1722.
- What is Karl Johsens MD & Drusilla Ldh Lee MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Karl Johsens MD & Drusilla Ldh Lee MD Inc is (831) 425-1279.
- Does Karl Johsens MD & Drusilla Ldh Lee MD Inc accept Medicare?
- Karl Johsens MD & Drusilla Ldh Lee MD Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Karl Johsens MD & Drusilla Ldh Lee MD Inc?
- The authorized official listed on Karl Johsens MD & Drusilla Ldh Lee MD Inc's NPPES record is Karl Johsen, Physician President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Karl Johsens MD & Drusilla Ldh Lee MD Inc's NPI active?
- Yes — Karl Johsens MD & Drusilla Ldh Lee MD Inc's NPI (1548278534) is active in the NPPES registry as of the last update on 2019-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.