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DR. CHRISTOPHER S SHAMBLIN MD
NPI 1609954569
Internal Medicine in Sweetwater, TN

Active since November 01, 2006PECOS EnrolledAccepts Medicare Assignment
304 WRIGHT STREET, SWEETWATER, TN 37874(865) 213-8595(865) 213-8373 Get Directions Write a Review

NPPES record last updated: May 27, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Christopher S Shamblin Md NPPES

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

DR. CHRISTOPHER S SHAMBLIN MD (NPI 1609954569) is an individual internal medicine provider in Sweetwater, Tennessee, licensed in Tennessee (MD38965) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Blount Memorial Hospital, and is a graduate of Other (2000).

NPPES Registry Identity

NPI1609954569
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. CHRISTOPHER S SHAMBLINCredential: MD
Location Address304 WRIGHT STREETSweetwater, TN 37874-2823
Mailing Address304 Wright StreetSweetwater, TN 37874-2823 · (865) 213-8595 · Fax (865) 213-8373
Phone(865) 213-8595
Fax(865) 213-8373
Sole ProprietorYes
Medical School CMSOtherGraduated 2000
Enumeration DateNovember 1, 2006
Last NPPES UpdateMay 27, 2020
NPPES CertifiedMay 27, 2020
✔ NPI 1609954569 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in TN · MD38965✔ Licensed in TN · 38965
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.
304 WRIGHT STREET, Sweetwater, TN 37874
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Other Identifiers 2

Other4234294TN · Blue Cross Blue Shield
Medicaid1514793TN

Accepted Insurance

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

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

Dr. Christopher S Shamblin 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 ID4284607847
PECOS Enrollment IDI20040813000094
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 Reassignment

Medicare enrollment records show Christopher Shamblin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Sweetwater Hospital Association
Same address
Obstetrics & Gynecology
304 WRIGHT ST
Sweetwater, TN 37874
  • Reassigned Medicare billing, Tennessee enrollment
  • 40 clinicians in this Medicare group
NPI 1558995399 (865) 213-8200

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 8

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 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.
390 services86 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
326 services259 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.
245 services135 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.
227 services125 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.
82 services66 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.
66 services53 patients

Hospital Affiliations CMS Care Compare 3

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

Blount Memorial Hospital

Acute Care Hospitals · Maryville, TN
4/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number440011
Location907 E Lamar Alexander ParkwayMaryville, TN 37804 · Blount County
Emergency services Birthing friendly

Starr Regional Medical Center Athens

Acute Care Hospitals · Athens, TN
4/5 CMS rating
OwnershipProprietary
CMS Certification Number440068
Location1114 W Madison AveAthens, TN 37371 · Mc Minn County
Emergency services Birthing friendly

Sweetwater Hospital Association

Acute Care Hospitals · Sweetwater, TN
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number440084
Location304 Wright StSweetwater, TN 37874 · Monroe County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37874 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.

Reported Quality Measures

e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
99%2,552 patients4/55-star benchmark: 100%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
63%838 patients2/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
95%594 patients4/55-star benchmark: 99%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
100%318 patients5/55-star benchmark: 100%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
84%593 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
1%594 patients1/55-star benchmark: 59%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 11

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
8 suppliers49 claims95 services$6.32 avg. paid by Medicare
Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
3 suppliers17 claims17 services$36.43 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
3 suppliers19 claims70 services$2.33 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 suppliers36 claims36 services$18.46 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
2 suppliers20 claims20 services$6.31 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
5 suppliers69 claims69 services$104.76 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Christopher Shamblin's NPI number?

The NPI number for Christopher Shamblin is 1609954569. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is Christopher Shamblin located?

Christopher Shamblin practices at 304 Wright Street, Sweetwater, TN 37874. The listed phone number is (865) 213-8595.

What is Christopher Shamblin's specialty?

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

Is Christopher Shamblin enrolled in Medicare?

Yes. Christopher Shamblin 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 organization bills Medicare for Christopher Shamblin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Shamblin reassigns Medicare benefits to Sweetwater Hospital Association (Sweetwater, TN). The 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 Christopher Shamblin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christopher Shamblin accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 2 other insurers list Christopher Shamblin 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 Christopher Shamblin affiliated with any hospitals?

According to CMS data, Christopher Shamblin is affiliated with Blount Memorial Hospital, Starr Regional Medical Center Athens and Sweetwater Hospital Association.

When was this NPI record last updated?

The NPPES record for Christopher Shamblin was last updated on May 27, 2020. 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.