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SIVA MARAN M.D.
NPI 1619965043
Internal Medicine - Gastroenterology in Morristown, TN

Active since October 10, 2005PECOS EnrolledAccepts Medicare Assignment
89.63/100
CMS Quality Rating
705 N HIGH ST, SUITE A, MORRISTOWN, TN 37814(423) 415-3310(423) 587-9898 Get Directions Write a Review

NPPES record last updated: September 4, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Siva Maran M.d. NPPES

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

SIVA MARAN M.D. (NPI 1619965043) is an individual gastroenterology provider in Morristown, Tennessee, licensed in Tennessee (023962) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Tennova Healthcare-jefferson Memorial Hospital, and is a graduate of Other (1971).

NPPES Registry Identity

NPI1619965043
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameSIVA MARANCredential: M.D.
Location Address705 N HIGH ST, SUITE AMorristown, TN 37814-3876
Mailing Address705 N High St, Suite AMorristown, TN 37814-3876 · (423) 415-3310 · Fax (423) 587-9898
Phone(423) 415-3310
Fax(423) 587-9898
Sole ProprietorNo
Medical School CMSOtherGraduated 1971
Enumeration DateOctober 10, 2005
Last NPPES UpdateSeptember 4, 2020
NPPES CertifiedSeptember 4, 2020
✔ NPI 1619965043 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in TN · 023962
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedSpecialistTaxonomy 174400000X · License MD0000023962 (TN)
705 N HIGH ST, Morristown, TN 37814
Open in Google Maps ↗

Other Names 1

Former Name (1)Sivasubramanian Thirumahilmaran M.d.

Other Identifiers 2

Medicaid3719779TN
Other3159757TN · Bcbs

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Magnolia Health and more.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

Siva Maran 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 ID3072574854
PECOS Enrollment IDI20060505000007
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 5

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.

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
82 services80 patients
Dilation of esophagus 43450
Dilation of the esophagus is a procedure aimed to stretch or open up your esophagus (the tube connecting your mouth to your stomach) when it's narrow. It helps to improve swallowing and alleviate discomfort. It's typically performed using a flexible tube or balloon, under sedation.
24 services24 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
22 services22 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
17 services16 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.
15 services14 patients

Hospital Affiliations CMS Care Compare 2

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

Tennova Healthcare-Jefferson Memorial Hospital

Acute Care Hospitals · Jefferson City, TN
2/5 CMS rating
OwnershipProprietary
CMS Certification Number440056
Location110 Hospital DriveJefferson City, TN 37760 · Jefferson County
Emergency services

Tennova Healthcare - Newport Medical Center

Acute Care Hospitals · Newport, TN
3/5 CMS rating
OwnershipProprietary
CMS Certification Number440153
Location435 2nd StNewport, TN 37821 · Cocke County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37814 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
$121.80 typical visit price
range $52.64 – $160.89
Typical copayment $30.45 (range $13.16 – $40.22)
Most-billed visit code 99204
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
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.

89.63/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality77.66
Promoting Interoperability100
Improvement Activities40

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.

OPAL LOUISE CALDWELL FNP
Nurse Practitioner
705 N HIGH ST
MORRISTOWN, TN 37814
Hamblen County (423) 415-3310
SHEILA WILLIAMS
Nurse Practitioner (Adult Health)
705 N HIGH ST, SUITE A
MORRISTOWN, TN 37814
Hamblen County (423) 587-0860
MORRISTOWN GASTROENTEROLOGY, P.C
Internal Medicine (Gastroenterology)
705 N HIGH ST, SUITE A
MORRISTOWN, TN 37814
Hamblen County (423) 587-0860

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 Siva Maran's NPI number?

The NPI number for Siva Maran is 1619965043. It was assigned to this individual provider in the NPPES registry on October 10, 2005. The provider is also known as Sivasubramanian Thirumahilmaran M.D..

Where is Siva Maran located?

Siva Maran practices at 705 N High St Suite A, Morristown, TN 37814. The listed phone number is (423) 415-3310.

What is Siva Maran's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Siva Maran enrolled in Medicare?

Yes. Siva Maran 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 Siva Maran accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Magnolia Health, Ambetter of Alabama and Ambetter of North Carolina and 3 other insurers list Siva Maran 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 Siva Maran affiliated with any hospitals?

According to CMS data, Siva Maran is affiliated with Tennova Healthcare-Jefferson Memorial Hospital and Tennova Healthcare - Newport Medical Center.

When was this NPI record last updated?

The NPPES record for Siva Maran was last updated on September 4, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.