DR. DONALD OWEN CHRISTENSEN D.O.
NPI 1124283882
Pathology - Anatomic Pathology & Clinical Pathology in Phoenix, AZ

Q: What is Donald Christensen's NPI number?

The NPI number for Donald Christensen is 1124283882. It was assigned to this individual provider in the NPPES registry on July 22, 2008.

Q: What is Donald Christensen's specialty?

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

Active since July 22, 2008PECOS EnrolledAccepts Medicare Assignment

95.28/100

CMS Quality Rating

9250 N 3RD STREET, SUITE 4000, PHOENIX, AZ 85020(602) 633-3800(602) 861-3500 Get Directions Write a Review

NPPES record last updated: November 12, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 12, 2025, Feb 23, 2022 (2 updates tracked since 2022).

On this page

About Dr. Donald Owen Christensen D.o. NPPES

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

DR. DONALD OWEN CHRISTENSEN D.O. (NPI 1124283882) is an individual anatomic pathology & clinical pathology provider in Phoenix, Arizona, licensed in Arizona (4655) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS and is a graduate of At Still University Of Health Sciences, College Of Osteo Med, Kirksville (2004).

NPPES Registry Identity

NPI1124283882

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameDR. DONALD OWEN CHRISTENSENCredential: D.O.

Location Address9250 N 3RD STREET, SUITE 4000Phoenix, AZ 85020-2432

Mailing Address9250 N 3rd Street, Suite 4000Phoenix, AZ 85020-2432 · (602) 633-3800 · Fax (602) 861-3500

Phone(602) 633-3800

Fax(602) 861-3500

Sole ProprietorNo

Medical School CMSAt Still University Of Health Sciences, College Of Osteo Med, KirksvilleGraduated 2004

Enumeration DateJuly 22, 2008

Last NPPES UpdateNovember 12, 20252 updates tracked since enumeration

NPPES CertifiedNovember 12, 2025

✔ NPI 1124283882 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

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

Taxonomy Code207ZP0102X

License✔ Licensed in AZ · 4655

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.

9250 N 3RD STREET, Phoenix, AZ 85020

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Other Identifiers 1

Medicaid717108AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc..Insurance ›

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. Donald Owen Christensen D.o. 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 ID6901052836

PECOS Enrollment IDI20120809000181

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 27

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.

1,311 services667 patients

Pathology examination of tissue using a microscope, intermediate complexity 88305

915 services566 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.

820 services141 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.

575 services170 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.

403 services356 patients

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

338 services120 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.

266 services90 patients

Special stained specimen slides to examine tissue, initial procedure 88342

234 services193 patients

Microscopic genetic analysis of tissue, computer-assisted technology, initial procedure, each multiplex procedure 88374

This procedure involves analyzing tissue at a genetic level using a microscope and advanced computer technology. The initial process involves the collection and preparation of tissue samples. Each multiplex procedure refers to the simultaneous testing of multiple genetic markers to identify abnormalities.

214 services177 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.

199 services139 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.

191 services165 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.

111 services106 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.

87 services83 patients

Bone marrow, smear interpretation 85097

Bone marrow smear interpretation is a procedure where a small sample of your bone marrow is taken and examined under a microscope. This helps doctors identify any abnormal cells or signs of diseases such as anemia, leukemia, or infections. It's a crucial step in diagnosing various blood disorders.

76 services75 patients

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

71 services38 patients

Blood smear interpretation by physician with written report 85060

Blood smear interpretation is a lab test where your doctor examines a sample of your blood under a microscope. They look for abnormalities in your blood cells which can help diagnose various conditions. You'll receive a written report of the findings.

67 services64 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.

56 services29 patients

Microscopic genetic analysis of tumor, manual 88360

51 services30 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.

45 services30 patients

Preparation of tissue for examination by removing any calcium present 88311

31 services20 patients

Evaluation of fine needle aspirate 88172

Evaluation of fine needle aspirate is a diagnostic procedure where a thin needle is used to collect cells from a lump or mass. This sample is then examined under a microscope to determine the nature of the lump, whether it's benign (non-cancerous) or malignant (cancerous).

26 services17 patients

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

26 services21 patients

Genetic sequencing localization, each additional procedure 88364

Genetic sequencing localization is a process where specific regions of your DNA are identified and studied. If you're having additional procedures, it simply means that more areas of your DNA are being examined. This helps to understand your genetic makeup better and can assist in identifying potential health risks.

25 services21 patients

Genetic sequencing localization, initial procedure 88365

Genetic sequencing localization is a process to identify where specific genes are located in your DNA. During the initial procedure, a sample of your cells is collected, usually through a simple swab or blood test. This data is then analyzed to pinpoint the location of certain genes. This can help understand your genetic makeup and potential health risks.

25 services21 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.

23 services13 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.

20 services18 patients

Microscopic genetic analysis of tissue, computer-assisted technology, initial procedure, each multiplex procedure 88374

15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85020 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.

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.

95.28/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

90.56

Improvement Activities

Other Providers at the Same Location NPPES 5

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

CHRISTOPHER JOHN STASIK D.O.

Pathology (Anatomic Pathology & Clinical Pathology)

9250 N 3RD STREET, SUITE 4000
PHOENIX, AZ 85020

Maricopa County (602) 633-3800

LOUIS H RAPPOPORT M.D.

Orthopaedic Surgery (Orthopaedic Surgery of the Spine)

9250 N 3RD STREET, SUITE 2020
PHOENIX, AZ 85020

Maricopa County (602) 242-6500

DR. KEVIN BADGER GILCHRIST M.D.

Pathology (Anatomic Pathology & Clinical Pathology)

9250 N 3RD STREET, SUITE 4000
PHOENIX, AZ 85020

Maricopa County (602) 633-3800

PARVEEN RANJAN M.D.

Pathology (Anatomic Pathology & Clinical Pathology)

9250 N 3RD STREET
PHOENIX, AZ 85020

Maricopa County (602) 633-3800

MARK J SEIFERT MD

Internal Medicine (Clinical Cardiac Electrophysiology)

9250 N 3RD STREET, SUITE 3010
PHOENIX, AZ 85020

Maricopa County (602) 861-1168

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 Donald Christensen's NPI number?

The NPI number for Donald Christensen is 1124283882. It was assigned to this individual provider in the NPPES registry on July 22, 2008.

Where is Donald Christensen located?

Donald Christensen practices at 9250 N 3rd Street Suite 4000, Phoenix, AZ 85020. The listed phone number is (602) 633-3800.

What is Donald Christensen's specialty?

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

Is Donald Christensen enrolled in Medicare?

Yes. Donald Christensen 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.

What insurance does Donald Christensen accept?

Health plans from Blue Cross Blue Shield of Arizona and Oscar Health Plan, Inc. list Donald Christensen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Donald Christensen was last updated on November 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.