MS. KARLEEN MICELLE MEIKLEJOHN M.D.
NPI 1942738190
Pathology - Anatomic Pathology & Clinical Pathology in Tucson, AZ

Q: What is Karleen Meiklejohn's NPI number?

The NPI number for Karleen Meiklejohn is 1942738190. It was assigned to this individual provider in the NPPES registry on June 1, 2017.

Q: What is Karleen Meiklejohn's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Active since June 01, 2017PECOS EnrolledAccepts Medicare Assignment

DEPARTMENT OF PATHOLOGY BUMCT, 1625 N CAMPBELL AVE, TUCSON, AZ 85719(520) 694-0111(520) 626-2521 Get Directions Write a Review

NPPES record last updated: April 20, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 27, 2024, Jul 12, 2023, Apr 20, 2021 and 1 more (4 updates tracked since 2017).

On this page

About Ms. Karleen Micelle Meiklejohn M.d. NPPES

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

MS. KARLEEN MICELLE MEIKLEJOHN M.D. (NPI 1942738190) is an individual anatomic pathology & clinical pathology provider in Tucson, Arizona, licensed in Arizona (62658) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1942738190

Entity TypeIndividualFemale

Primary Taxonomy207ZP0102X

Provider Legal NameMS. KARLEEN MICELLE MEIKLEJOHNCredential: M.D.

Location AddressDEPARTMENT OF PATHOLOGY BUMCT, 1625 N CAMPBELL AVETucson, AZ 85719

Mailing AddressBanner-university Medical Center Tucson Pathology, 1625 N Campbell AveTucson, AZ 85719 · (520) 694-0111 · Fax (520) 626-2521

Phone(520) 694-0111

Fax(520) 626-2521

Sole ProprietorNo

Medical School CMSOtherGraduated 2016

Enumeration DateJune 1, 2017

Last NPPES UpdateApril 20, 20214 updates tracked since enumeration

NPPES CertifiedApril 20, 2021

✔ NPI 1942738190 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0102X

Licenses✔ Licensed in AZ · 62658✔ Licensed in CT · 67427✔ Licensed in AZ · R76158

Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

DEPARTMENT OF PATHOLOGY BUMCT, Tucson, AZ 85719

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Karleen Micelle Meiklejohn 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 ID8224482336

PECOS Enrollment IDI20230922003094

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.

Medicare Billing Reassignment

Medicare enrollment records show Karleen Meiklejohn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The Univ Of Ca

700 mi

Urogynecology and Reconstructive Pelvic Surgery

4860 Y ST
Sacramento, CA 95817

Reassigned Medicare billing, California enrollment
2,570 clinicians in this Medicare group

NPI 1285068783 (916) 734-6483

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 14

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

745 services354 patients

Special stained specimen slides to examine tissue, each additional procedure 88341

Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.

619 services115 patients

Pathology examination of tissue using a microscope, moderately high complexity 88307

A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.

215 services84 patients

Special stained specimen slides to examine tissue, initial procedure 88342

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

150 services133 patients

Evaluation of fine needle aspirate with interpretation and report 88173

This procedure involves using a thin needle to collect a small sample from an abnormal area or lump. The sample is then examined under a microscope to identify any potential issues. A report of the findings is provided for further analysis.

137 services77 patients

Special stained specimen slides to identify organisms including interpretation and report 88312

This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.

109 services37 patients

Cell examination of specimen, concentration technique 88108

Cell examination of a specimen using a concentration technique is a lab process that enhances the detection of cells in a sample. This method helps to focus on key areas of the sample, making it easier to spot abnormalities or changes. It's a crucial part of diagnosing and monitoring certain health conditions.

82 services78 patients

Pathology examination of specimen during surgery, first tissue block 88331

A pathology examination during surgery involves the immediate analysis of a removed tissue sample. This helps the surgeon make decisions during your operation. The "first tissue block" refers to the initial sample examined. It's a vital step to ensure your health.

74 services38 patients

Microscopic genetic analysis of tumor, manual 88360

Microscopic genetic analysis of a tumor involves examining your tumor's genes under a microscope. This helps identify specific genetic changes in the tumor cells. This information can aid in diagnosing, predicting disease progression, and determining the most effective treatment options.

46 services40 patients

Pathology examination of tissue using a microscope, high complexity 88309

A high complexity pathology examination involves studying body tissue under a microscope to identify any abnormalities. This intricate process helps in diagnosing various conditions and deciding on the best treatment plan.

24 services20 patients

Preparation of tissue for examination by removing any calcium present 88311

This procedure involves treating tissue samples to remove any calcium, which can interfere with the examination. The tissue is soaked in a special solution that safely dissolves the calcium, leaving the tissue intact for accurate analysis. This helps in making precise diagnoses.

24 services18 patients

Pap test 88141

A Pap test is a routine exam that checks for changes in cells that could signal a health concern. During this test, a small sample of cells is gently collected from the lower region of the body. The sample is then examined under a microscope to ensure everything looks normal.

16 services16 patients

Pathology examination of tissue using a microscope, moderately low complexity 88304

A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.

15 services14 patients

Special stained specimen slides to examine tissue including interpretation and report 88313

Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.

13 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85719 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

$127.71 typical visit price

range $55.44 – $168.60

Typical copayment $31.92 (range $13.86 – $42.15)

Most-billed visit code 99204

Established Patient

$98.00 typical visit price

range $17.72 – $137.41

Typical copayment $24.50 (range $4.43 – $34.35)

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.

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 Karleen Meiklejohn's NPI number?

The NPI number for Karleen Meiklejohn is 1942738190. It was assigned to this individual provider in the NPPES registry on June 1, 2017.

Where is Karleen Meiklejohn located?

Karleen Meiklejohn practices at Department Of Pathology Bumct 1625 N Campbell Ave, Tucson, AZ 85719. The listed phone number is (520) 694-0111.

What is Karleen Meiklejohn's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Karleen Meiklejohn enrolled in Medicare?

Yes. Karleen Meiklejohn 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.

Which organization bills Medicare for Karleen Meiklejohn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karleen Meiklejohn reassigns Medicare benefits to Regents Of The Univ Of Ca (Sacramento, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Karleen Meiklejohn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Karleen Meiklejohn was last updated on April 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.