Active NPI 1740267335 Individual Practitioner Male Practitioner

Dr. Mark A Stonehill , MD

Anesthesiology • Marietta, OH

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mark Stonehill, MD is a certified Anesthesiology practicing in Marietta, OH. With approximately 25 years of clinical experience since graduating from Indiana University School Of Medicine in 2001, Dr. Stonehill delivers high-quality medical care to the local community at 401 MATTHEW ST.

Dr. Stonehill is affiliated with Marietta Memorial Hospital and accepts Medicare assignment.

Frequently performed procedures and clinical services include anesthesia for procedure on small and large bowel using an endoscope, anesthesia for procedure on large bowel using an endoscope, anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

401 Matthew St

Marietta, OH 457501635

Telephone 7403761994

Fax 7403761940

Associated Practice Facility / Clinic

🏢 Marietta Memorial Hospital Facility NPI 1215936927

Medicare Profile & Education

Medical School

Indiana University School Of Medicine

Graduation Year

2001

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Anesthesiology in Marietta, OH

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

25 Yrs +2.3 yrs vs City Avg

City Avg: 22.7 Yrs

State Avg: 26.2 Yrs

Regional Practice Density

16 Specialists

Practicing in Marietta, OH (2153 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

89.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Stonehill (25 Years) 25 Yrs

Marietta Specialty Average (22.7 Years) 22.7 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
00813 Anesthesia for procedure on small and large bowel using an endoscope	25	25	$831.99	$81.77
00811 Anesthesia for procedure on large bowel using an endoscope	23	23	$642.05	$68.10
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	22	22	$629.62	$69.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	61	59	$863.34	$70.67
00910 Anesthesia for other procedure on urinary system through urethra	49	44	$816.73	$68.55
00813 Anesthesia for procedure on small and large bowel using an endoscope	45	45	$953.78	$81.91
00811 Anesthesia for procedure on large bowel using an endoscope	41	41	$820.49	$69.93
00918 Anesthesia for fragmenting, manipulation and/or removal of kidney stone including use of an endoscope	27	25	$1172.89	$101.60
01922 Anesthesia for x-ray or radiation therapy	21	21	$1276.00	$106.63
00840 Anesthesia for procedure in lower abdominal cavity including use of an endoscope	20	20	$1647.20	$142.81
00812 Anesthesia for exam of colon using an endoscope	20	20	$655.40	$54.29
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	16	16	$2153.25	$190.51
00400 Anesthesia for procedure on skin of arms, legs, or trunk	12	12	$850.67	$72.71
00520 Anesthesia for closed procedure in chest	12	12	$1218.00	$103.26
00300 Anesthesia for other procedure on skin, muscles, or nerves of head, neck, and upper back	12	12	$1131.00	$99.86

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	47	45	$861.36	$74.92
00910 Anesthesia for other procedure on urinary system through urethra	37	34	$805.73	$70.33
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	26	25	$1869.38	$165.93
00918 Anesthesia for fragmenting, manipulation and/or removal of kidney stone including use of an endoscope	25	23	$1039.36	$91.21
00813 Anesthesia for procedure on small and large bowel using an endoscope	25	25	$979.04	$88.14
00840 Anesthesia for procedure in lower abdominal cavity including use of an endoscope	18	18	$1778.67	$158.25
00811 Anesthesia for procedure on large bowel using an endoscope	18	18	$850.67	$70.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	94	91	$898.38	$80.28
00813 Anesthesia for procedure on small and large bowel using an endoscope	55	55	$997.60	$91.08
00811 Anesthesia for procedure on large bowel using an endoscope	39	39	$829.85	$72.68
00910 Anesthesia for other procedure on urinary system through urethra	37	34	$752.43	$65.11
00918 Anesthesia for fragmenting, manipulation and/or removal of kidney stone including use of an endoscope	31	29	$1085.16	$95.76
00840 Anesthesia for procedure in lower abdominal cavity including use of an endoscope	29	29	$1992.00	$178.37
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	29	29	$1876.00	$174.00
00902 Anesthesia for procedure on anus and rectum	14	14	$977.71	$83.29
00812 Anesthesia for exam of colon using an endoscope	12	12	$686.33	$62.42
00912 Anesthesia for removal of urinary bladder tumors including use of an endoscope	11	11	$1001.82	$89.01
00400 Anesthesia for procedure on skin of arms, legs, or trunk	11	11	$833.09	$72.13

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	86	83	$934.74	$84.78
00811 Anesthesia for procedure on large bowel using an endoscope	51	49	$864.31	$78.01
00813 Anesthesia for procedure on small and large bowel using an endoscope	49	49	$1008.49	$103.21
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	36	36	$1910.78	$180.47
00670 Anesthesia for procedure on spine and spinal cord	22	22	$3258.55	$305.36
00910 Anesthesia for other procedure on urinary system through urethra	22	21	$727.64	$73.91
00400 Anesthesia for procedure on skin of arms, legs, or trunk	19	19	$860.84	$76.66
00918 Anesthesia for fragmenting, manipulation and/or removal of kidney stone including use of an endoscope	16	16	$1102.00	$100.11
00840 Anesthesia for procedure in lower abdominal cavity including use of an endoscope	16	14	$1899.50	$175.29
00732 Anesthesia for procedure on gallbladder, pancreas, or liver using an endoscope	14	12	$1375.43	$125.38
00300 Anesthesia for other procedure on skin, muscles, or nerves of head, neck, and upper back	14	14	$1226.29	$111.47
00532 Anesthesia for central vein access	11	11	$970.18	$94.49

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	75	72	$963.57	$84.92
00813 Anesthesia for procedure on small and large bowel using an endoscope	42	42	$1041.24	$91.67
00811 Anesthesia for procedure on large bowel using an endoscope	36	36	$873.22	$76.63
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	33	33	$1936.85	$176.23
00910 Anesthesia for other procedure on urinary system through urethra	28	24	$766.43	$74.66
00520 Anesthesia for closed procedure in chest	19	19	$1044.00	$92.03
00812 Anesthesia for exam of colon using an endoscope	17	17	$818.82	$60.80
00840 Anesthesia for procedure in lower abdominal cavity including use of an endoscope	16	16	$1964.75	$179.78
00670 Anesthesia for procedure on spine and spinal cord	13	13	$3631.69	$336.87
00914 Anesthesia for removal of prostate including use of an endoscope	12	12	$1111.67	$112.80
00918 Anesthesia for fragmenting, manipulation and/or removal of kidney stone including use of an endoscope	12	11	$1121.33	$101.20
00912 Anesthesia for removal of urinary bladder tumors including use of an endoscope	12	12	$1150.33	$119.31
00400 Anesthesia for procedure on skin of arms, legs, or trunk	12	12	$802.33	$70.56
00532 Anesthesia for central vein access	11	11	$1022.91	$89.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope	74	72	$859.03	$76.84
00811 Anesthesia for procedure on large bowel using an endoscope	52	52	$809.77	$74.12
00813 Anesthesia for procedure on small and large bowel using an endoscope	37	37	$1012.65	$87.24
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	32	32	$1950.25	$176.79
00670 Anesthesia for procedure on spine and spinal cord	19	19	$3382.32	$303.90
64488 Injections of local anesthetic for pain control and abdominal wall analgesia on both sides	19	19	$1276.00	$66.07
00910 Anesthesia for other procedure on urinary system through urethra	17	17	$825.65	$78.88
00840 Anesthesia for procedure in lower abdominal cavity including use of an endoscope	16	16	$2117.00	$191.81
00126 Anesthesia for incision of ear drum	15	15	$696.00	$57.57
00732 Anesthesia for procedure on gallbladder, pancreas, or liver using an endoscope	15	14	$1585.33	$142.58
00532 Anesthesia for central vein access	14	13	$1060.57	$94.94
00812 Anesthesia for exam of colon using an endoscope	14	13	$762.29	$59.28
00400 Anesthesia for procedure on skin of arms, legs, or trunk	13	13	$829.85	$84.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
00740 Anesthesia for procedure on gastrointestinal tract using an endoscope	166	162	$899.35	$76.48
00810 Anesthesia for procedure on lower intestine using an endoscope	122	122	$920.39	$78.81
00790 Anesthesia for procedure in upper abdomen including use of an endoscope	24	24	$1802.83	$163.20
00400 Anesthesia for procedure on skin of arms, legs, or trunk	20	19	$875.80	$88.54
00300 Anesthesia for other procedure on skin, muscles, or nerves of head, neck, and upper back	19	19	$1141.68	$98.25
00840 Anesthesia for procedure in lower abdominal cavity including use of an endoscope	18	18	$1746.44	$153.42
00142 Anesthesia for lens surgery	16	15	$703.25	$62.91
00520 Anesthesia for closed procedure in chest	15	14	$1067.20	$93.66
01844 Anesthesia for placement or revision of blood flow shunt	13	13	$1918.46	$169.05
64488 Injections of local anesthetic for pain control and abdominal wall analgesia on both sides	13	13	$1276.00	$64.23
01480 Anesthesia for open procedure on bones of lower leg, ankle and foot	11	11	$864.73	$73.03

Medical Specialties & State Licenses

CMS Verified: 2022-03-04

Anesthesiology Primary Specialty

NUCC Taxonomy Code: 207L00000X

State License OH 35099209

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Anesthesiology

NUCC Taxonomy Code: 207L00000X

State License IN 1060912

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

0064963 (OH)

Hospital & Practice Group Affiliations

Marietta Memorial Hospital

401 Matthew St, Marietta, OH 457501635

Phone: 7403741623

Secondary Practice Locations

1106 Colegate Dr

Marietta, OH 457501323

Phone: 7405682000

Practice Associates & Co-Workers

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

40 Associated Practitioners

Dr. Sujeeth Shetty , MD

Family Medicine

NPI 1063627727

Doctor of Medicine (M.D.)

Dr. Jonathan Roylance , MD

Internal Medicine

NPI 1063629459

Doctor of Medicine (M.D.)

Dr. Robert Behnke , MD

Internal Medicine

NPI 1073710869

Doctor of Medicine (M.D.)

Dr. Hayden Tran , DO

Internal Medicine

NPI 1124319272

Doctor of Osteopathic Medicine (D.O.)

John Darnell , CRNA

Nurse Anesthetist, Certified Registered

NPI 1144577172

Certified Registered Nurse Anesthetist

Crystal Hopper , CRNA

Nurse Anesthetist, Certified Registered

NPI 1144603101

Certified Registered Nurse Anesthetist

Career & Practice History Timeline

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

7 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 04, 2022

Anesthesiology (License #1060912 in IN)

✅

NPI Profile Active February 27, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location February 27, 2013

Registered at 401 MATTHEW ST, MARIETTA, OH 457501635 (Tel: 7403761994)

📍

Updated Business Mailing Address February 27, 2013

Registered at PO BOX 449, MARIETTA, OH 457500449 (Tel: 7403744500)

👤

Provider Name / Credentials Updated February 27, 2013

Recorded as MARK STONEHILL, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 27, 2013

Anesthesiology (License #35099209 in OH)

🟢

Initial NPI Registration & Enumeration December 27, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1740267335

Entity Type:

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

Enumeration Date: December 27, 2005

Last Update: March 04, 2022

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

Po Box 449

Marietta, OH 457500449

Phone: 7403744500

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.