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AJAYSINGH NIRWAN MD
NPI 1750357190
Hospitalist in Mesa, AZ

Active since February 26, 2006PECOS EnrolledAccepts Medicare Assignment
27.96/100
CMS Quality Rating
1400 S. DOBSON RD, MESA, AZ 85202(480) 626-4882 Get Directions Write a Review

NPPES record last updated: April 15, 2017. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ajaysingh Nirwan Md NPPES

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

AJAYSINGH NIRWAN MD (NPI 1750357190) is an individual hospitalist provider in Mesa, Arizona, licensed in Arizona (31994) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1991).

NPPES Registry Identity

NPI1750357190
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameAJAYSINGH NIRWANCredential: MD
Location Address1400 S. DOBSON RDMesa, AZ 85202
Mailing Address7649 S Ash Ave.Tempe, AZ 85284 · (480) 626-4813
Phone(480) 626-4882
Sole ProprietorNo
Medical School CMSOtherGraduated 1991
Enumeration DateFebruary 26, 2006
Last NPPES UpdateApril 15, 2017
✔ NPI 1750357190 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 · 31994
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 ListedInternal MedicineTaxonomy 207R00000X · License 31994 (AZ)
1400 S. DOBSON RD, Mesa, AZ 85202
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Other Identifiers 2

Medicare PINZ113946AZ
Medicaid812934AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health Plan, Inc., Oscar Insurance Company.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

Ajaysingh Nirwan 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 ID5799682043
PECOS Enrollment IDI20031216000225
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 6

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.

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.
436 services147 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
350 services199 patients
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.
252 services243 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.
212 services202 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.
59 services49 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85202 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.

27.96/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality30.6
Improvement Activities0
Cost29.53

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
100%308 patients5/55-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 3

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
3 suppliers27 claims27 services$14.12 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
1 supplier11 claims11 services$5.13 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
4 suppliers31 claims31 services$69.01 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 2

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

KAMINI D PATEL DO
Internal Medicine
1400 S. DOBSON RD
MESA, AZ 85202
Maricopa County (480) 350-4008
MRS. AMELIA ROSE YOUNG PA-C
Physician Assistant
1400 S. DOBSON RD
MESA, AZ 85202
Maricopa County (480) 412-3000

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 Ajaysingh Nirwan's NPI number?

The NPI number for Ajaysingh Nirwan is 1750357190. It was assigned to this individual provider in the NPPES registry on February 26, 2006.

Where is Ajaysingh Nirwan located?

Ajaysingh Nirwan practices at 1400 S. Dobson Rd, Mesa, AZ 85202. The listed phone number is (480) 626-4882.

What is Ajaysingh Nirwan's specialty?

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

Is Ajaysingh Nirwan enrolled in Medicare?

Yes. Ajaysingh Nirwan 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 Ajaysingh Nirwan accept?

Health plans from Oscar Health Plan, Inc. and Oscar Insurance Company list Ajaysingh Nirwan 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 Ajaysingh Nirwan was last updated on April 15, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.