DR. NAGARJUN RAO MD
NPI 1275589293
Pathology - Anatomic Pathology & Clinical Pathology in Milwaukee, WI

Q: What is Nagarjun Rao's NPI number?

The NPI number for Nagarjun Rao is 1275589293. It was assigned to this individual provider in the NPPES registry on May 25, 2006. The provider is also known as Dr. Rayasam K Nagarjun Rao MD.

Q: What is Nagarjun Rao's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Nagarjun Rao was last updated on December 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since May 25, 2006PECOS EnrolledAccepts Medicare Assignment

9200 W WISCONSIN AVE, DEPARTMENT OF PATHOLOGY, MILWAUKEE, WI 53226(414) 805-8442(414) 805-8444 Get Directions Write a Review

NPPES record last updated: December 15, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 15, 2021, Nov 26, 2019 (2 updates tracked since 2019).

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About Dr. Nagarjun Rao Md NPPES

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

DR. NAGARJUN RAO MD (NPI 1275589293) is an individual anatomic pathology & clinical pathology provider in Milwaukee, Wisconsin, licensed in Wisconsin (42264-20) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Waukesha Memorial Hospital, and is a graduate of Other (1991).

NPPES Registry Identity

NPI1275589293

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameDR. NAGARJUN RAOCredential: MD

Location Address9200 W WISCONSIN AVE, DEPARTMENT OF PATHOLOGYMilwaukee, WI 53226-3522

Mailing Address9200 W Wisconsin Ave, Department Of PathologyMilwaukee, WI 53226-3522 · (414) 805-8442 · Fax (414) 805-8444

Phone(414) 805-8442

Fax(414) 805-8444

Sole ProprietorNo

Medical School CMSOtherGraduated 1991

Enumeration DateMay 25, 2006

Last NPPES UpdateDecember 15, 20212 updates tracked since enumeration

NPPES CertifiedDecember 15, 2021

✔ NPI 1275589293 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 WI · 42264-20

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.

9200 W WISCONSIN AVE, Milwaukee, WI 53226

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Other Names 1

Former Name (1)Dr. Rayasam K Nagarjun Rao Md

Other Identifiers 1

Medicaid1275589293WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource (Common Ground Healthcare).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. Nagarjun Rao Md 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 ID1759485485

PECOS Enrollment IDI20070405000067

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 17

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.

537 services323 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.

392 services79 patients

Cell examination of specimen, selective cellular enhancement technique 88112

Cell examination of a specimen using selective cellular enhancement technique is a lab process that improves the visibility of certain cells in a sample. It helps in identifying abnormalities or diseases. The process is non-invasive, safe, and aids in accurate diagnosis.

223 services195 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.

197 services135 patients

Special stained specimen slides to examine tissue, each multiplex procedure 88344

Special stained specimen slides are used to study tissue in detail. This multiplex procedure involves applying different dyes to the tissue sample on a slide to highlight specific elements. These colors help identify any abnormalities in the tissue, aiding in accurate diagnosis and treatment planning.

133 services61 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.

131 services89 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.

112 services91 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.

60 services49 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.

37 services23 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).

33 services25 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.

33 services17 patients

Pathology cytologic examination of specimen during surgery, initial site 88333

A pathology cytologic examination during surgery involves taking a small sample of cells from the initial site of concern. This sample is then examined under a microscope by a pathologist to check for any abnormal or disease-causing cells. This helps guide the ongoing surgical procedure.

31 services31 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.

27 services24 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.

23 services23 patients

Pathology cytologic examination of specimen during surgery, each additional site 88334

A Pathology Cytologic Examination is a test performed during surgery to examine cells from an additional site in your body. This helps identify any abnormal or diseased cells. It's an important tool in diagnosing and managing various conditions.

22 services13 patients

Pap test, evaluation of fine needle aspirate, immediate, each additional evaluation episode 88177

A Pap test is a procedure that checks for abnormal cells in the body, which could indicate a serious condition. The evaluation of a fine needle aspirate is a process where a small sample is taken with a thin needle for examination. This can be done multiple times for a thorough analysis.

21 services11 patients

Examination of archival tissue for genetic analysis 88363

Examination of archival tissue for genetic analysis involves studying previously collected tissue samples. This process helps detect any genetic alterations that may be linked to certain diseases. It's a crucial step in understanding your health and planning appropriate treatments.

15 services14 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Waukesha Memorial Hospital

Acute Care Hospitals · Waukesha, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520008

Location725 American AveWaukesha, WI 53188 · Waukesha County

Emergency services Birthing friendly

Aurora St Lukes Medical Center

Acute Care Hospitals · Milwaukee, WI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520138

Location2900 W Oklahoma AveMilwaukee, WI 53215 · Milwaukee County

Emergency services Birthing friendly

West Allis Memorial Hospital

Acute Care Hospitals · West Allis, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520139

Location8901 W Lincoln AveWest Allis, WI 53227 · Milwaukee County

Emergency services Birthing friendly

Aurora Medical Center Kenosha

Acute Care Hospitals · Kenosha, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520189

Location10400 75th StKenosha, WI 53142 · Kenosha County

Emergency services Birthing friendly

Aurora Medical Center

Acute Care Hospitals · Grafton, WI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520207

Location975 Port Washington RoadGrafton, WI 53024 · Ozaukee County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53226 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

$123.69 typical visit price

range $53.90 – $163.24

Typical copayment $30.92 (range $13.47 – $40.81)

Most-billed visit code 99204

Established Patient

$95.41 typical visit price

range $17.40 – $133.76

Typical copayment $23.85 (range $4.35 – $33.44)

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.

Other Providers at the Same Location NPPES 20

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

TRACY BLAIR WANDTKE HERRMANN APNP, CNM

Advanced Practice Midwife

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-4777

DR. ZACHARY SMITH DO

Internal Medicine (Gastroenterology)

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 955-6830

DR. COLLEEN ANN CROWE M.D., M.P.H.

Emergency Medicine

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-6469

ROBERTO MEJIAS APNP

Nurse Practitioner (Pediatrics)

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-6600

MRS. ANNE E B LAKATOS APN-BC, APNP, RN

Nurse Practitioner (Adult Health)

9200 W WISCONSIN AVE, DEPT OF INTERNAL MEDICINE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-6850

MRS. AMANDA M MANDERS APNP

Nurse Practitioner (Adult Health)

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-6850

KATHLEEN A WATERHOUSE-SKIBICKI CRNA

Nurse Anesthetist, Certified Registered

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-5951

ANDREA L BEQUEST PA

Physician Assistant (Medical)

9200 W WISCONSIN AVE, INTERNAL MEDICINE
MILWAUKEE, WI 53226

Milwaukee County (414) 955-0350

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 Nagarjun Rao's NPI number?

The NPI number for Nagarjun Rao is 1275589293. It was assigned to this individual provider in the NPPES registry on May 25, 2006. The provider is also known as Dr. Rayasam K Nagarjun Rao MD.

Where is Nagarjun Rao located?

Nagarjun Rao practices at 9200 W Wisconsin Ave Department Of Pathology, Milwaukee, WI 53226. The listed phone number is (414) 805-8442.

What is Nagarjun Rao's specialty?

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

Is Nagarjun Rao enrolled in Medicare?

Yes. Nagarjun Rao 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 Nagarjun Rao accept?

Health plans from CareSource (Common Ground Healthcare) list Nagarjun Rao 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.

Is Nagarjun Rao affiliated with any hospitals?

According to CMS data, Nagarjun Rao is affiliated with Waukesha Memorial Hospital, Aurora St Lukes Medical Center, West Allis Memorial Hospital, Aurora Medical Center Kenosha and Aurora Medical Center.

When was this NPI record last updated?

The NPPES record for Nagarjun Rao was last updated on December 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.