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DR. KARL KNUDSEN JOHSENS M.D.
NPI 1295948727
Internal Medicine in Santa Cruz, CA

Active since May 08, 2007PECOS EnrolledAccepts Medicare Assignment
74.97/100
CMS Quality Rating
1595 SOQUEL DR STE 340, SANTA CRUZ, CA 95065(831) 425-1279(831) 425-3500 Get Directions Write a Review

NPPES record last updated: July 11, 2019. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 11, 2019, Mar 22, 2018 (2 updates tracked since 2018).

About Dr. Karl Knudsen Johsens M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. KARL KNUDSEN JOHSENS M.D. (NPI 1295948727) is an individual internal medicine provider in Santa Cruz, California, licensed in California (G84030) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS and is a graduate of University Of Hawaii John A. Burns School Of Medicine (1993).

NPPES Registry Identity

NPI1295948727
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. KARL KNUDSEN JOHSENSCredential: M.D.
Location Address1595 SOQUEL DR STE 340Santa Cruz, CA 95065-1722
Mailing Address1595 Soquel Dr Ste 340Santa Cruz, CA 95065-1722 · (831) 425-1279 · Fax (831) 425-3500
Phone(831) 425-1279
Fax(831) 425-3500
Sole ProprietorNo
Medical School CMSUniversity Of Hawaii John A. Burns School Of MedicineGraduated 1993
Enumeration DateMay 8, 2007
Last NPPES UpdateJuly 11, 20192 updates tracked since enumeration
✔ NPI 1295948727 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · G84030
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Hospice and Palliative MedicineTaxonomy 207RH0002X · License G084030 (CA)
1595 SOQUEL DR STE 340, Santa Cruz, CA 95065
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Other Identifiers 5

Other00G840300CA · Blue Shield
Other110208332CA · Medicare Railroad
Medicaid00G840300CA
OtherG054030CA · Blue Cross
Other5541296CA · Aetna

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Karl Knudsen Johsens M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID446149025
PECOS Enrollment IDI20100806000529
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
575 services201 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
470 services177 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
156 services156 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
92 services63 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
64 services42 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
57 services56 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95065 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$141.77 typical visit price
range $62.97 – $186.69
Typical copayment $35.44 (range $15.74 – $46.67)
Most-billed visit code 99204
Established Patient
$109.72 typical visit price
range $21.02 – $153.16
Typical copayment $27.43 (range $5.25 – $38.29)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.97/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality71.68
Promoting Interoperability100
Improvement Activities40
Cost44.89

Reported Quality Measures

Advance Care Plan
80%254 patients4/55-star benchmark: 100%
Closing the Referral Loop: Receipt of Specialist Report
27%189 patients2/55-star benchmark: 87%
Colorectal Cancer Screening
72%192 patients4/55-star benchmark: 88%
Controlling High Blood Pressure
61%127 patients3/55-star benchmark: 91%
Documentation of Current Medications in the Medical Record
95%1,753 patients4/55-star benchmark: 100%
e-Prescribing
94%591 patients2/55-star benchmark: 100%
Falls: Screening for Future Fall Risk
59%249 patients3/55-star benchmark: 100%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
45%262 patients2/55-star benchmark: 98%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
19%612 patients2/55-star benchmark: 61%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients screened: 73% · 311 patients
73%311 patients
Provide Patients Electronic Access to Their Health Information
97%222 patients4/55-star benchmark: 100%
Use of High-Risk Medications in Older Adults
Lower rates are better for this measure.
Patients appropriateDiagnosis: 7% · 229 patients
Patients totalRate: 16% · 255 patients
18%255 patients3/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
3 suppliers18 claims18 services$174.21 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KARL JOHSENS MD & DRUSILLA LDH LEE MD INC
Internal Medicine
1595 SOQUEL DR STE 340
SANTA CRUZ, CA 95065
Santa Cruz County (831) 425-1279

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Karl Johsens's NPI number?

The NPI number for Karl Johsens is 1295948727. It was assigned to this individual provider in the NPPES registry on May 8, 2007.

Where is Karl Johsens located?

Karl Johsens practices at 1595 Soquel Dr Ste 340, Santa Cruz, CA 95065. The listed phone number is (831) 425-1279.

What is Karl Johsens's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Karl Johsens enrolled in Medicare?

Yes. Karl Johsens is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Karl Johsens was last updated on July 11, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.