1. Home
  2. Directory
  3. Arizona
  4. Casa Grande
  5. Hospitalist
  6. NPI Profile

NATARAJ DESAI MD
NPI 1851557201
Hospitalist in Casa Grande, AZ

Active since August 05, 2008PECOS EnrolledAccepts Medicare Assignment
92.29/100
CMS Quality Rating
1800 E FLORENCE BLVD, ATTN AMANDA/HOSPITALISTS, CASA GRANDE, AZ 85122(520) 381-6460(520) 381-6068 Get Directions Write a Review

NPPES record last updated: November 17, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Nataraj Desai Md NPPES

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

NATARAJ DESAI MD (NPI 1851557201) is an individual hospitalist provider in Casa Grande, Arizona, licensed in Arizona (62758) and active in the NPI registry since August 2008. He is enrolled in Medicare PECOS and is a graduate of Other (2007).

NPPES Registry Identity

NPI1851557201
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameNATARAJ DESAICredential: MD
Location Address1800 E FLORENCE BLVD, ATTN AMANDA/HOSPITALISTSCasa Grande, AZ 85122
Mailing Address1800 E Florence Blvd, Attn Amanda/hospitalistsCasa Grande, AZ 85122 · (520) 381-6460 · Fax (520) 381-6068
Phone(520) 381-6460
Fax(520) 381-6068
Sole ProprietorNo
Medical School CMSOtherGraduated 2007
Enumeration DateAugust 5, 2008
Last NPPES UpdateNovember 17, 2021
NPPES CertifiedNovember 17, 2021
✔ NPI 1851557201 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in AZ · 62758
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedFamily MedicineTaxonomy 207Q00000X · License P0573 (TX), 62758 (AZ)
1800 E FLORENCE BLVD, Casa Grande, AZ 85122
Open in Google Maps ↗

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

Nataraj Desai 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 ID7810168580
PECOS Enrollment IDI20210630000887
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 Reassignments

6

Medicare enrollment records show Nataraj Desai reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Exceptional Physicians Group Eloy Hospital PLLC
14 mi
Emergency Medicine
340 E MILLIGAN RD
Eloy, AZ 85131
  • Reassigned Medicare billing, Arizona enrollment
  • 70 clinicians in this Medicare group
NPI 1760203855 (469) 341-7800
Exceptional Physicians Group Arizona PLLC
23 mi
Emergency Medical Services
19060 N JOHN WAYNE PARKWAY
Maricopa, AZ 85139
  • Reassigned Medicare billing, Arizona enrollment
  • 159 clinicians in this Medicare group
NPI 1447910229 (480) 631-0678
Banner Hospital Based Physicians Arizona LLC
24 mi
Multi-Specialty
37000 N GANTZEL RD
San Tan Valley, AZ 85140
  • Reassigned Medicare billing, Arizona enrollment
  • 1,081 clinicians in this Medicare group
NPI 1275889891 (480) 543-2034
Exceptional Physicians Group Prescott Hospital PLLC
122 mi
Emergency Medical Services
4822 E STATE ROUTE 69
Prescott, AZ 86301
  • Reassigned Medicare billing, Arizona enrollment
  • 123 clinicians in this Medicare group
NPI 1720807670 (972) 740-9335
Exceptional Physicians Group Yuma Hospital PLLC
164 mi
Emergency Medicine
2648 S ARABY RD
Yuma, AZ 85365
  • Reassigned Medicare billing, Arizona enrollment
  • 147 clinicians in this Medicare group
NPI 1235857699 (469) 341-7800
Exceptional Physicians Group Bullhead City Hospital PLLC
226 mi
Emergency Medical Services
2365 HIGHWAY 95
Bullhead City, AZ 86442
  • Reassigned Medicare billing, Arizona enrollment
  • 147 clinicians in this Medicare group
NPI 1518732023 (928) 224-2443

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 7

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.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
280 services263 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
94 services94 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
25 services16 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
23 services22 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
22 services20 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
21 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85122 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.

92.29/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability98
Improvement Activities40
Cost66.94

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.

DR. RUSTOM ARAIA PHARMD
Pharmacist
1800 E FLORENCE BLVD
CASA GRANDE, AZ 85122
Pinal County (520) 381-6400
SARAH M PRZYBYLA PA
Physician Assistant
1800 E FLORENCE BLVD, CASA GRANDE REGIONAL MEDICAL CENTER
CASA GRANDE, AZ 85122
Pinal County (520) 381-6368
DR. KONSTANTIN MAZURSKY D.O
Hospitalist
1800 E FLORENCE BLVD, ATTN: HOSPITALIST TEAM
CASA GRANDE, AZ 85122
Pinal County (480) 543-2034
PRANAV PILLAI MD
Hospitalist
1800 E FLORENCE BLVD, ATTN: BMG HOSPITALISTS/AMANDA GUMP
CASA GRANDE, AZ 85122
Pinal County (480) 543-2034
DR. ZACHARY EDWARDS DO
Emergency Medicine
1800 E FLORENCE BLVD
CASA GRANDE, AZ 85122
Pinal County (419) 251-4724
DR. JUSTIN JOSEPH PATTEE D.O.
Emergency Medicine
1800 E FLORENCE BLVD
CASA GRANDE, AZ 85122
Pinal County (801) 735-6896
DANIEL MYUNGHUN CHOI MD
Emergency Medicine
1800 E FLORENCE BLVD
CASA GRANDE, AZ 85122
Pinal County (520) 381-6300
KRISTIN MARIE GERDES CRNA
Nurse Anesthetist, Certified Registered
1800 E FLORENCE BLVD
CASA GRANDE, AZ 85122
Pinal County (520) 381-6150

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 Nataraj Desai's NPI number?

The NPI number for Nataraj Desai is 1851557201. It was assigned to this individual provider in the NPPES registry on August 5, 2008.

Where is Nataraj Desai located?

Nataraj Desai practices at 1800 E Florence Blvd Attn Amanda/Hospitalists, Casa Grande, AZ 85122. The listed phone number is (520) 381-6460.

What is Nataraj Desai's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Nataraj Desai enrolled in Medicare?

Yes. Nataraj Desai 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 organizations bill Medicare for Nataraj Desai's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nataraj Desai reassigns Medicare benefits to 6 organizations: Exceptional Physicians Group Eloy Hospital PLLC (Eloy, AZ), Exceptional Physicians Group Arizona PLLC (Maricopa, AZ), Banner Hospital Based Physicians Arizona LLC (San Tan Valley, AZ), Exceptional Physicians Group Prescott Hospital PLLC (Prescott, AZ), Exceptional Physicians Group Yuma Hospital PLLC (Yuma, AZ) and 1 more organization, listed in the Medicare section above. Each 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 Nataraj Desai'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 Nataraj Desai was last updated on November 17, 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.