SIVAKUMAR NAGARAJU MD
NPI 1952373235
Internal Medicine - Pulmonary Disease in Albuquerque, NM

Q: What is Sivakumar Nagaraju's NPI number?

The NPI number for Sivakumar Nagaraju is 1952373235. It was assigned to this individual provider in the NPPES registry on February 2, 2006.

Q: What is Sivakumar Nagaraju's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Active since February 02, 2006PECOS EnrolledAccepts Medicare Assignment

500 WALTER ST NE STE 501, ALBUQUERQUE, NM 87102(505) 727-3170(505) 727-3171 Get Directions Write a Review

NPPES record last updated: December 11, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Sivakumar Nagaraju Md NPPES

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

SIVAKUMAR NAGARAJU MD (NPI 1952373235) is an individual pulmonary disease provider in Albuquerque, New Mexico, licensed in New Mexico (2002-0499) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Lovelace Medical Center, and maintains a secondary practice location in Gallup.

NPPES Registry Identity

NPI1952373235

Entity TypeIndividualMale

Primary Taxonomy207RP1001X

Provider Legal NameSIVAKUMAR NAGARAJUCredential: MD

Location Address500 WALTER ST NE STE 501Albuquerque, NM 87102-2521

Mailing Address500 Walter St Ne Ste 501Albuquerque, NM 87102-2521 · (505) 727-3170 · Fax (505) 727-3171

Phone(505) 727-3170

Fax(505) 727-3171

Sole ProprietorNo

Medical School CMSOtherGraduated 1992

Enumeration DateFebruary 2, 2006

Last NPPES UpdateDecember 11, 2019

✔ NPI 1952373235 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RP1001X

License✔ Licensed in NM · 2002-0499

Definition

An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Also ListedInternal Medicine · Sleep MedicineTaxonomy 207RS0012X · License 2002-0499 (NM)

500 WALTER ST NE STE 501, Albuquerque, NM 87102

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Secondary Practice Location 1

Location 12111 College DrGallup, NM 87301-5600 · Phone (505) 863-1820

Other Identifiers 8

OtherPROVP15697NM · Molina

Other201040737NM · Presbyterian Health/salud

Medicaid33132739NM

Medicaid756710AZ

Other850313268002Champus

Other110248672NM · Railroad Medicare

Other10003714NM · Lovelace Health/salud

OtherNM009E22NM · Bcbs

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

Sivakumar Nagaraju 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 ID42273906

PECOS Enrollment IDI20041111000073

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

Medicare enrollment records show Sivakumar Nagaraju reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Unm Medical Group Inc

1.4 mi

Multi-Specialty

2211 LOMAS NE
Albuquerque, NM 87106

Reassigned Medicare billing, New Mexico enrollment
2,105 clinicians in this Medicare group

NPI 1831218627 (505) 272-3303

Southwest Medical Associates, LLC

5.5 mi

General Practice

6701 JEFFERSON ST NE
Albuquerque, NM 87109

Reassigned Medicare billing, New Mexico enrollment
554 clinicians in this Medicare group

NPI 1164491072 (505) 727-6200

Artesia General Hospital

200 mi

General Acute Care Hospital

702 NORTH 13TH STREET
Artesia, NM 88210

Reassigned Medicare billing, New Mexico enrollment
93 clinicians in this Medicare group

NPI 1437286044 (505) 736-8112

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 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.

Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, concentrated form, 1 mg J7611

Albuterol is a medication used to treat breathing problems. Administered through a device called a nebulizer, it helps open up the airways in your lungs. This concentrated solution is FDA-approved, non-compounded, and provided in a 1mg dose.

231 services76 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.

181 services60 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

175 services125 patients

Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490

Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.

166 services29 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.

133 services64 patients

Test to examine how well the lungs exchange gases 94729

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

109 services108 patients

Test to determine lung volumes using sensors 94726

This test, called spirometry, measures lung capacity using sensors. You breathe into a mouthpiece attached to a device that records the amount and rate of air you inhale and exhale. It helps diagnose and monitor lung conditions.

108 services107 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

102 services81 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

90 services90 patients

Test to measure expiratory airflow and volume changes before and after medication administration 94060

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

86 services85 patients

Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 99439

Chronic Care Management services involve regular check-ins with healthcare professionals to manage two or more chronic conditions. It includes an additional 20 minutes of clinical staff time per month, directed by a healthcare professional, to ensure optimal health management.

68 services24 patients

Test for exercise-induced lung stress 94618

An exercise-induced lung stress test assesses how your lungs respond to physical activity. During the test, you'll exercise on a treadmill or stationary bike while your heart rate, breathing, blood pressure, and oxygen levels are monitored. This helps identify any abnormal lung responses to exercise.

27 services26 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.

25 services15 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.

22 services21 patients

Test to measure expiratory airflow and volume 94010

This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.

21 services21 patients

Sleep study including heart rate, breathing, airflow, and effort 95806

A sleep study monitors your heart rate, breathing patterns, airflow, and physical effort while you sleep. It helps identify sleep disorders by tracking your sleep stages and cycles. This data aids doctors in diagnosing and treating sleep-related issues.

21 services21 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

21 services21 patients

Hospital Affiliations CMS Care Compare 4

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

Lovelace Medical Center

Acute Care Hospitals · Albuquerque, NM

3/5 CMS rating

OwnershipProprietary

CMS Certification Number320009

Location601 Dr Martin Luther King Jr Ave NEAlbuquerque, NM 87102 · Bernalillo County

Emergency services

Lovelace Women's Hospital

Acute Care Hospitals · Albuquerque, NM

1/5 CMS rating

OwnershipProprietary

CMS Certification Number320017

Location4701 Montgomery Boulevard NEAlbuquerque, NM 87109 · Bernalillo County

Emergency services Birthing friendly

Artesia General Hospital

Acute Care Hospitals · Artesia, NM

OwnershipVoluntary non-profit - Other

CMS Certification Number320030

Location702 N 13th StreetArtesia, NM 88210 · Eddy County

Emergency services

Lovelace Westside Hospital

Acute Care Hospitals · Albuquerque, NM

2/5 CMS rating

OwnershipProprietary

CMS Certification Number320074

Location10501 Golf Course Road NWAlbuquerque, NM 87114 · Bernalillo County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 87102 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

$126.21 typical visit price

range $54.26 – $166.80

Typical copayment $31.55 (range $13.56 – $41.70)

Most-billed visit code 99204

Established Patient

$96.38 typical visit price

range $17.00 – $135.35

Typical copayment $24.09 (range $4.25 – $33.83)

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.

Referred Medical Equipment & Supplies CMS DME claims 19

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

Tubing with integrated heating element for use with positive airway pressure device A4604

DME-Other DME · category DE001N

17 suppliers152 claims152 services$38.63 avg. paid by Medicare

Full face mask used with positive airway pressure device, each A7030

DME-Other DME · category DE001N

13 suppliers138 claims139 services$99.67 avg. paid by Medicare

Face mask interface, replacement for full face mask, each A7031

DME-Other DME · category DE001N

14 suppliers130 claims272 services$35.22 avg. paid by Medicare

Cushion for use on nasal mask interface, replacement only, each A7032

DME-Other DME · category DE001N

8 suppliers39 claims153 services$17.66 avg. paid by Medicare

Pillow for use on nasal cannula type interface, replacement only, pair A7033

DME-Other DME · category DE001N

7 suppliers34 claims166 services$13.81 avg. paid by Medicare

Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034

DME-Other DME · category DE001N

13 suppliers62 claims62 services$57.98 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

15 suppliers113 claims113 services$19.62 avg. paid by Medicare

Tubing used with positive airway pressure device A7037

DME-Other DME · category DE001N

9 suppliers35 claims35 services$16.49 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

18 suppliers232 claims999 services$2.42 avg. paid by Medicare

Water chamber for humidifier, used with positive airway pressure device, replacement, each A7046

DME-Other DME · category DE001N

14 suppliers69 claims69 services$12.04 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

8 suppliers109 claims109 services$15.01 avg. paid by Medicare

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466

DME-Other DME · category DE005N

3 suppliers30 claims30 services$878.34 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, without backup rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0470

DME-Other DME · category DE001N

12 suppliers149 claims149 services$102.13 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, with back-up rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0471

DME-Other DME · category DE001N

3 suppliers24 claims24 services$226.53 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

9 suppliers28 claims28 services$150.73 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

6 suppliers102 claims102 services$17.27 avg. paid by Medicare

Continuous positive airway pressure (cpap) device E0601

DME-Other DME · category DE001N

13 suppliers324 claims324 services$44.18 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

15 suppliers293 claims294 services$79.00 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

4 suppliers56 claims56 services$35.00 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 3

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

ANGEL LORETTA GUTIERREZ CNP

Nurse Practitioner (Family)

500 WALTER ST NE STE 501
ALBUQUERQUE, NM 87102

Bernalillo County (505) 727-3170

DR. VIRAL GIRISHCHANDRA GANDHI MD

Internal Medicine (Pulmonary Disease)

500 WALTER ST NE STE 501
ALBUQUERQUE, NM 87102

Bernalillo County (505) 727-3170

THERESA RENEE HEYNEKAMP MD

Internal Medicine (Pulmonary Disease)

500 WALTER ST NE STE 501
ALBUQUERQUE, NM 87102

Bernalillo County (505) 727-3170

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 Sivakumar Nagaraju's NPI number?

The NPI number for Sivakumar Nagaraju is 1952373235. It was assigned to this individual provider in the NPPES registry on February 2, 2006.

Where is Sivakumar Nagaraju located?

Sivakumar Nagaraju practices at 500 Walter St NE Ste 501, Albuquerque, NM 87102. The listed phone number is (505) 727-3170.

What is Sivakumar Nagaraju's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Sivakumar Nagaraju enrolled in Medicare?

Yes. Sivakumar Nagaraju 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 Sivakumar Nagaraju's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sivakumar Nagaraju reassigns Medicare benefits to 3 organizations: Unm Medical Group Inc (Albuquerque, NM), Southwest Medical Associates, LLC (Albuquerque, NM) and Artesia General Hospital (Artesia, NM). 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 Sivakumar Nagaraju's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Sivakumar Nagaraju affiliated with any hospitals?

According to CMS data, Sivakumar Nagaraju is affiliated with Lovelace Medical Center, Lovelace Women's Hospital, Artesia General Hospital and Lovelace Westside Hospital.

When was this NPI record last updated?

The NPPES record for Sivakumar Nagaraju was last updated on December 11, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.