Active NPI 1053452425 Individual Practitioner Female Practitioner

Dr. Melissa Emlyn Trekell , MD, FACS, MBA

Surgery • Maryville, TN

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Melissa Trekell, MD, FACS, MBA is a certified Surgery practicing in Maryville, TN. With approximately 48 years of clinical experience since graduating from University Of Kansas School Of Med (Kc/Wich/Sal) in 1978, Dr. Trekell delivers high-quality medical care to the local community at 250 BMH PHYSICIANS OFFICE BLDG.

Dr. Trekell is affiliated with Blount Memorial Physician Group Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include follow-up hospital inpatient care per day, initial hospital inpatient care per day, screening mammography. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

250 Bmh Physicians Office Bldg

Maryville, TN 378045904

Telephone 8659805244

Fax 8659805245

Associated Practice Facility / Clinic

🏢 Prisma Health-Midlands Facility NPI 1326043548

Medicare Profile & Education

Medical School

University Of Kansas School Of Med (Kc/wich/sal)

Graduation Year

1978

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Maryville, TN

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

48 Yrs +18.7 yrs vs City Avg

City Avg: 29.3 Yrs

State Avg: 26.3 Yrs

Regional Practice Density

9 Specialists

Practicing in Maryville, TN (682 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

34.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Trekell (48 Years) 48 Yrs

Maryville Specialty Average (29.3 Years) 29.3 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	25	17	$71.00	$46.88
99221 Initial hospital inpatient care per day, typically 30 minutes	16	16	$118.00	$77.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
77067 Screening mammography	96	96	$260.00	$119.08
77066 Diagnostic mammography of both breasts	46	46	$310.00	$100.55
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	43	41	$140.00	$117.41
99213 Established patient office or other outpatient visit, typically 15 minutes	41	39	$93.00	$83.54
76641 Complete ultrasound scan of 1 breast	20	19	$229.50	$120.50
77065 Diagnostic mammography of 1 breast	19	17	$260.00	$79.37
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	13	11	$65.00	$52.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
77067 Screening mammography	310	310	$260.00	$118.77
77066 Diagnostic mammography of both breasts	153	153	$310.00	$103.01
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	137	127	$140.00	$120.86
99213 Established patient office or other outpatient visit, typically 15 minutes	107	86	$93.00	$84.48
76641 Complete ultrasound scan of 1 breast	76	61	$173.13	$104.52
77065 Diagnostic mammography of 1 breast	48	42	$260.00	$81.17
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	19	$65.00	$52.59
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	17	17	$163.00	$104.38
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	11	11	$343.00	$184.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
77067 Screening mammography	310	310	$260.00	$123.39
77066 Diagnostic mammography of both breasts	180	177	$310.00	$105.78
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	153	137	$140.00	$123.15
99213 Established patient office or other outpatient visit, typically 15 minutes	149	118	$93.47	$86.53
76641 Complete ultrasound scan of 1 breast	140	93	$153.00	$99.21
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	74	57	$65.00	$52.92
77065 Diagnostic mammography of 1 breast	73	56	$260.00	$82.01
99231 Follow-up hospital inpatient care per day, typically 15 minutes	22	12	$85.00	$36.40
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	19	19	$163.00	$105.85
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	18	17	$344.11	$189.29
10005 Fine needle aspiration of first lesion using ultrasound guidance	16	16	$300.00	$128.69

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
77067 Screening mammography	272	272	$260.00	$120.53
77066 Diagnostic mammography of both breasts	191	189	$310.00	$108.74
76641 Complete ultrasound scan of 1 breast	191	123	$153.00	$98.99
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	180	148	$140.00	$103.67
99213 Established patient office or other outpatient visit, typically 15 minutes	158	138	$93.00	$70.54
77065 Diagnostic mammography of 1 breast	80	68	$260.00	$85.18
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	50	40	$66.06	$41.71
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	19	19	$344.05	$194.19
99231 Follow-up hospital inpatient care per day, typically 15 minutes	18	13	$85.00	$37.85
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	14	11	$125.00	$69.71

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
77067 Screening mammography	336	336	$260.00	$87.95
76641 Complete ultrasound scan of 1 breast	258	166	$153.00	$97.55
99213 Established patient office or other outpatient visit, typically 15 minutes	254	203	$93.00	$69.10
77066 Diagnostic mammography of both breasts	236	234	$310.00	$106.25
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	215	185	$140.00	$101.71
77065 Diagnostic mammography of 1 breast	159	128	$260.00	$82.81
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	43	36	$65.00	$41.88
10005 Fine needle aspiration of first lesion using ultrasound guidance	26	26	$300.00	$113.74
99231 Follow-up hospital inpatient care per day, typically 15 minutes	26	12	$85.00	$37.33
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	18	18	$163.00	$101.10
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	12	12	$344.67	$191.95
19081 Biopsy of breast accessed through the skin with stereotactic guidance	12	11	$1325.00	$598.03

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
77067 Screening mammography	381	381	$260.00	$89.03
99213 Established patient office or other outpatient visit, typically 15 minutes	224	185	$93.00	$68.19
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	202	162	$140.00	$100.95
76641 Complete ultrasound scan of 1 breast	197	128	$153.00	$99.53
77066 Diagnostic mammography of both breasts	193	190	$310.00	$108.83
77065 Diagnostic mammography of 1 breast	141	111	$260.00	$84.46
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	47	36	$65.00	$40.81
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$163.00	$100.58
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$240.00	$144.35
99202 New patient office or other outpatient visit, typically 20 minutes	11	11	$118.00	$69.96

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0202 Screening mammography, bilateral (2-view study of each breast), including computer-aided detection (cad) when performed	421	421	$259.83	$88.49
G0204 Diagnostic mammography, including computer-aided detection (cad) when performed; bilateral	230	229	$309.57	$107.79
99213 Established patient office or other outpatient visit, typically 15 minutes	218	190	$93.00	$67.53
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	216	182	$140.00	$100.27
76641 Complete ultrasound scan of 1 breast	165	111	$153.00	$98.00
G0206 Diagnostic mammography, including computer-aided detection (cad) when performed; unilateral	105	88	$259.43	$84.18
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	46	37	$65.00	$40.30
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	25	24	$346.20	$191.91
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	19	15	$125.00	$68.56
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	19	19	$163.00	$100.11
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	14	14	$623.00	$201.71
38900 Lymph node imaging during surgery	13	13	$450.00	$128.33
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$240.00	$153.36

Medical Specialties & State Licenses

CMS Verified: 2025-11-03

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License TN MD17030

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

3019830 (TN)

Hospital & Practice Group Affiliations

Blount Memorial Physician Group Inc

250 Bmh Physicians Office Bldg, Maryville, TN 378045904

Phone: 8659605244

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

5 Associated Practitioners

Dr. John Reisser , MD

Surgery

NPI 1104904028

Doctor of Medicine (M.D.)

Dr. Daniel Kim , MD

Surgery - Vascular Surgery

NPI 1174792154

Doctor of Medicine (M.D.)

Christina Arp , FNP-BC

Nurse Practitioner - Family

NPI 1558758458

Family Nurse Practitioner (Board Certified)

Alecia Knox , PA-C

Physician Assistant - Surgical

NPI 1700245388

Physician Assistant (Certified)

Brenton Rosen , FNP-BC

Nurse Practitioner - Family

NPI 1912311838

Family Nurse Practitioner (Board Certified)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events

📍

Updated Business Mailing Address November 03, 2025

Registered at 300 E MCBEE AVE FL 4, GREENVILLE, SC 296012842

📍

Updated Practice Location June 16, 2023

Registered at 250 BMH PHYSICIANS OFFICE BLDG, MARYVILLE, TN 378045904 (Tel: 8659805244)

📍

Updated Business Mailing Address June 16, 2023

Registered at 103 W BROADWAY AVE, MARYVILLE, TN 378014703 (Tel: 8652731752)

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 1111 E. LAMAR ALEXANDER PARKWAY, MARYVILLE, TN 378045130 (Tel: 8659846474)

📍

Updated Business Mailing Address July 08, 2007

Registered at 1111 E. LAMAR ALEXANDER PARKWAY, MARYVILLE, TN 378045130 (Tel: 8659846474)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as MELISSA TREKELL, M.D.,FACS,M.B.A.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Surgery (License #MD17030 in TN)

🟢

Initial NPI Registration & Enumeration February 09, 2007

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1053452425

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: February 09, 2007

Last Update: November 03, 2025

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

300 E Mcbee Ave Fl 4

Greenville, SC 296012842

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.