Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. KARAN SINGH MD
NPI 1265797161
Internal Medicine - Pulmonary Disease in Phoenix, AZ

Active since July 07, 2012PECOS Enrolled
75/100
CMS Quality Rating
500 W THOMAS RD STE 500, PHOENIX, AZ 85013(602) 406-4000(602) 406-6498 Get Directions Write a Review

NPPES record last updated: August 27, 2026. Verified against the NPPES registry weekly; last sync: September 13, 2026.

Record update history: Aug 27, 2026, Aug 7, 2024, Jul 17, 2024 and 4 more (7 updates tracked since 2017).

About Dr. Karan Singh Md NPPES

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

DR. KARAN SINGH MD (NPI 1265797161) is an individual pulmonary disease provider in Phoenix, Arizona, licensed in Arizona (80382) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1265797161
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameDR. KARAN SINGHCredential: MD
Location Address500 W THOMAS RD STE 500Phoenix, AZ 85013-4220
Mailing Address500 W Thomas Rd Ste 500Phoenix, AZ 85013-4220 · (602) 406-4000 · Fax (602) 406-6498
Fax(602) 406-6498
Sole ProprietorNo
Enumeration DateJuly 7, 2012
Last NPPES UpdateAugust 27, 20267 updates tracked since enumeration
NPPES CertifiedAugust 27, 2026
NPI 1265797161 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
Licenses Licensed in AZ · 80382 Licensed in KY · 50775
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 · Critical Care MedicineTaxonomy 207RC0200X · License 80382 (AZ)
500 W THOMAS RD STE 500, Phoenix, AZ 85013

Secondary Practice Locations 2

Location 15841 S Maryland AveChicago, IL 60637-1443 · Phone (773) 702-1150
Location 2180 Harvester Dr Ste 110Burr Ridge, IL 60527-6686 · Phone (773) 702-1150

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Karan Singh Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 31

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.

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.
463 services263 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.
228 services106 patients
Test to determine lung volumes using gas dilution or washout 94727
This test measures lung volumes by either diluting or washing out a known amount of gas in your lungs. You'll breathe in a harmless gas, then exhale. The exhaled air is analyzed to assess your lung capacity and function.
200 services200 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.
200 services200 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.
199 services199 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.
153 services140 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85013 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.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Referred Medical Equipment & Supplies CMS DME claims 27

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
6 suppliers24 claims24 services$38.86 avg. paid by Medicare
Administration set, with small volume nonfiltered pneumatic nebulizer, disposable A7003
DME-Other DME · category DE000N
3 suppliers11 claims26 services$1.60 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
10 suppliers38 claims38 services$89.21 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
10 suppliers47 claims91 services$36.36 avg. paid by Medicare
Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
6 suppliers27 claims140 services$20.54 avg. paid by Medicare
Pillow for use on nasal cannula type interface, replacement only, pair A7033
DME-Other DME · category DE001N
7 suppliers25 claims98 services$15.04 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.

Internal Medicine (Pulmonary Disease)
500 W THOMAS RD STE 500
PHOENIX, AZ 85013
Internal Medicine (Critical Care Medicine)
500 W THOMAS RD STE 500
PHOENIX, AZ 85013
Thoracic Surgery (Cardiothoracic Vascular Surgery)
500 W THOMAS RD STE 500
PHOENIX, AZ 85013
Nurse Practitioner (Acute Care)
500 W THOMAS RD STE 500
PHOENIX, AZ 85013
Nurse Practitioner (Adult Health)
500 W THOMAS RD STE 500
PHOENIX, AZ 85013
Surgery (Surgical Critical Care)
500 W THOMAS RD STE 500
PHOENIX, AZ 85013
Nurse Practitioner (Family)
500 W THOMAS RD STE 500
PHOENIX, AZ 85013
Nurse Practitioner (Family)
500 W THOMAS RD STE 500
PHOENIX, AZ 85013

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 Karan Singh's NPI number?

The NPI number for Karan Singh is 1265797161. It was assigned to this individual provider in the NPPES registry on July 7, 2012.

Where is Karan Singh located?

Karan Singh practices at 500 W Thomas Rd Ste 500, Phoenix, AZ 85013. The listed phone number is (602) 406-4000.

What is Karan Singh's specialty?

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

Is Karan Singh enrolled in Medicare?

Yes. Karan Singh is registered in the Medicare PECOS enrollment system.

What insurance does Karan Singh accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Home State Health and Ambetter of Tennessee list Karan Singh 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 Karan Singh was last updated on August 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days 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.