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MANJU G PILLAI MD
NPI 1275843575
Internal Medicine in Sioux City, IA

Active since October 20, 2010PECOS EnrolledAccepts Medicare Assignment
84/100
CMS Quality Rating
801 5TH ST, SIOUX CITY, IA 51101(712) 279-2514(712) 279-2521 Get Directions Write a Review

NPPES record last updated: May 5, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Manju G Pillai Md NPPES

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

MANJU G PILLAI MD (NPI 1275843575) is an individual internal medicine provider in Sioux City, Iowa, licensed in Iowa (39167) and active in the NPI registry since October 2010. She is enrolled in Medicare PECOS, maintains a secondary practice location in Fresno, and is a graduate of Other (1998).

NPPES Registry Identity

NPI1275843575
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMANJU G PILLAICredential: MD
Location Address801 5TH STSioux City, IA 51101-1326
Mailing AddressPo Box 708760Sandy, UT 84070-8717 · (801) 352-9500 · Fax (801) 352-7976
Phone(712) 279-2514
Fax(712) 279-2521
Sole ProprietorNo
Medical School CMSOtherGraduated 1998
Enumeration DateOctober 20, 2010
Last NPPES UpdateMay 5, 2026
NPPES CertifiedMay 5, 2026
✔ NPI 1275843575 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in IA · 39167✔ Licensed in CA · A121909
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
801 5TH ST, Sioux City, IA 51101
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Secondary Practice Location 1

Location 11221 E Spruce AveFresno, CA 93720-3374 · Phone (559) 450-5777 · Fax (559) 450-5687

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

Manju G Pillai 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 ID4385839943
PECOS Enrollment IDI20160923000483
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 4

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.
370 services144 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.
193 services74 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.
62 services61 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
53 services53 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 51101 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
$122.23 typical visit price
range $52.96 – $161.40
Typical copayment $30.55 (range $13.24 – $40.35)
Most-billed visit code 99204
Established Patient
$94.05 typical visit price
range $16.91 – $131.98
Typical copayment $23.51 (range $4.22 – $32.99)
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.

84/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.27
Promoting Interoperability100
Improvement Activities40
Cost57.88

Referred Medical Equipment & Supplies CMS DME claims 4

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

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
1 supplier11 claims11 services$42.90 avg. paid by Medicare
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
3 suppliers28 claims28 services$12.22 avg. paid by Medicare
Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466
DME-Other DME · category DE005N
2 suppliers23 claims23 services$779.78 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
3 suppliers28 claims28 services$52.85 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 20

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

MS. KRISTI JO HANSEN P.A.
Physician Assistant
801 5TH ST
SIOUX CITY, IA 51101
Woodbury County (712) 279-2512
KIRSTEN MARIE NEDVED
Nurse Practitioner
801 5TH ST
SIOUX CITY, IA 51101
Woodbury County (712) 294-7020
NICOLE MARIE KASSING
Physical Therapy Assistant
801 5TH ST
SIOUX CITY, IA 51101
Woodbury County (712) 233-5129
MARK EDWARD DAVIS CNP
Nurse Practitioner
801 5TH ST
SIOUX CITY, IA 51101
Woodbury County (712) 279-2010
DR. BRETT C. BIEBER PHARM.D. (RPH)
Pharmacist
801 5TH ST, MERCY MEDICAL CENTER - MAIN PHARMACY
SIOUX CITY, IA 51101
Woodbury County (712) 279-5992
GINGER DAWN HAMILTON FNP
Nurse Practitioner
801 5TH ST
SIOUX CITY, IA 51101
Woodbury County (712) 279-2010
DEBORAH CARTER CRNA
Nurse Anesthetist, Certified Registered
801 5TH ST
SIOUX CITY, IA 51101
Woodbury County (712) 279-2505
DR. PETER JON ANDERSON M.D.
Internal Medicine
801 5TH ST
SIOUX CITY, IA 51101
Woodbury County (712) 279-2010

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 Manju Pillai's NPI number?

The NPI number for Manju Pillai is 1275843575. It was assigned to this individual provider in the NPPES registry on October 20, 2010.

Where is Manju Pillai located?

Manju Pillai practices at 801 5th St, Sioux City, IA 51101. The listed phone number is (712) 279-2514.

What is Manju Pillai's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Manju Pillai enrolled in Medicare?

Yes. Manju Pillai 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.

When was this NPI record last updated?

The NPPES record for Manju Pillai was last updated on May 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.