DR. SAJIN MATHEW KARAKATTU M.D.
NPI 1619107794
Internal Medicine - Pulmonary Disease in Marietta, GA

Q: What is Sajin Mathew Karakattu's NPI number?

The NPI number for Sajin Mathew Karakattu is 1619107794. It was assigned to this individual provider in the NPPES registry on July 22, 2009.

Q: What is Sajin Mathew Karakattu's specialty?

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

Active since July 22, 2009PECOS EnrolledAccepts Medicare Assignment

3747 ROSWELL RD STE 215, MARIETTA, GA 30062(770) 422-1372(770) 973-4425 Get Directions Write a Review

NPPES record last updated: January 13, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Jan 13, 2026, Jan 3, 2022, Jun 8, 2021 and 2 more (5 updates tracked since 2018).

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About Dr. Sajin Mathew Karakattu M.d. NPPES

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

DR. SAJIN MATHEW KARAKATTU M.D. (NPI 1619107794) is an individual pulmonary disease provider in Marietta, Georgia, licensed in Georgia (88169) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS, is affiliated with Wellstar Kennestone Regional Medical Center, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1619107794

Entity TypeIndividualMale

Primary Taxonomy207RP1001X

Provider Legal NameDR. SAJIN MATHEW KARAKATTUCredential: M.D.

Location Address3747 ROSWELL RD STE 215Marietta, GA 30062-6228

Mailing Address1664 Mulkey RdAustell, GA 30106-1114 · (770) 422-1372 · Fax (770) 999-2599

Phone(770) 422-1372

Fax(770) 973-4425

Sole ProprietorNo

Medical School CMSOtherGraduated 2005

Enumeration DateJuly 22, 2009

Last NPPES UpdateJanuary 13, 20265 updates tracked since enumeration

NPPES CertifiedJanuary 13, 2026

✔ NPI 1619107794 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 6

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RP1001X

License✔ Licensed in GA · 88169

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 ListedEmergency MedicineTaxonomy 207P00000X · License 48888 (TN)

Also ListedFamily MedicineTaxonomy 207Q00000X · License 0101251018 (VA), 48888 (TN)

Also ListedInternal MedicineTaxonomy 207R00000X · License MD48888 (TN)

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 88169 (GA)

Also ListedHospitalistTaxonomy 208M00000X · License 48888 (TN), 0101251018 (VA)

3747 ROSWELL RD STE 215, Marietta, GA 30062

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Secondary Practice Locations 3

Location 11664 Mulkey RdAustell, GA 30106-1114 · Phone (770) 422-1372 · Fax (770) 999-2599

Location 24 Sheridan Sq Ste 200Kingsport, TN 37660-7435 · Phone (423) 246-7931 · Fax (423) 246-1906

Location 3851 Locust StRogersville, TN 37857-2407 · Phone (423) 272-5564

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc..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

Dr. Sajin Mathew Karakattu M.d. 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 ID3971750241

PECOS Enrollment IDI20210510001174

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 14

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.

207 services132 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.

152 services94 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.

108 services61 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.

54 services44 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.

51 services49 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.

50 services50 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.

45 services44 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.

44 services43 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.

40 services39 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

20 services19 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.

17 services16 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.

15 services15 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.

13 services13 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.

13 services13 patients

Hospital Affiliations CMS Care Compare 4

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

Wellstar Kennestone Regional Medical Center

Acute Care Hospitals · Marietta, GA

4/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number110035

Location677 Church StreetMarietta, GA 30060 · Cobb County

Emergency services Birthing friendly

Wellstar Paulding Medical Center

Acute Care Hospitals · Hiram, GA

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number110042

Location2518 Jimmy Lee Smith ParkwayHiram, GA 30141 · Paulding County

Wellstar Cobb Medical Center

Acute Care Hospitals · Austell, GA

2/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number110143

Location3950 Austell RdAustell, GA 30106 · Cobb County

Birthing friendly

Wellstar North Fulton Hospital

Acute Care Hospitals · Roswell, GA

2/5 CMS rating

OwnershipProprietary

CMS Certification Number110198

Location3000 Hospital BoulevardRoswell, GA 30076 · Fulton County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30062 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

$130.64 typical visit price

range $56.84 – $172.43

Typical copayment $32.66 (range $14.21 – $43.10)

Most-billed visit code 99204

Established Patient

$100.20 typical visit price

range $18.22 – $140.40

Typical copayment $25.05 (range $4.55 – $35.10)

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

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

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

1 supplier11 claims11 services$3.34 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

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

MOHAMMAD ALI AL AZEM M.D.

Internal Medicine (Pulmonary Disease)

3747 ROSWELL RD STE 215
MARIETTA, GA 30062

Cobb County (770) 422-1372

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 Sajin Mathew Karakattu's NPI number?

The NPI number for Sajin Mathew Karakattu is 1619107794. It was assigned to this individual provider in the NPPES registry on July 22, 2009.

Where is Sajin Mathew Karakattu located?

Sajin Mathew Karakattu practices at 3747 Roswell Rd Ste 215, Marietta, GA 30062. The listed phone number is (770) 422-1372.

What is Sajin Mathew Karakattu's specialty?

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

Is Sajin Mathew Karakattu enrolled in Medicare?

Yes. Sajin Mathew Karakattu 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 Sajin Mathew Karakattu accept?

Health plans from Alliant Health Plans, Inc. list Sajin Mathew Karakattu 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.

Is Sajin Mathew Karakattu affiliated with any hospitals?

According to CMS data, Sajin Mathew Karakattu is affiliated with Wellstar Kennestone Regional Medical Center, Wellstar Paulding Medical Center, Wellstar Cobb Medical Center and Wellstar North Fulton Hospital.

When was this NPI record last updated?

The NPPES record for Sajin Mathew Karakattu was last updated on January 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.