Deactivated NPI 1265520027 Deactivated / Inactive NPI Male Practitioner

Dr. Mark D Oliver , MD

Neurological Surgery • Ocala, FL

⚠️

Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. Mark Oliver has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date October 10, 2006

NPI Deactivation Date December 20, 2023

Total Practice Duration ~17 Years of Practice (2006 – 2023)

Professional Overview & Biography Verified Profile Summary

Dr. Mark Oliver, MD was a registered Neurological Surgery practicing in Ocala, FL. Throughout an active medical career spanning 17 years, Dr. Oliver provided care at the practice location at 1901 SE 18TH AVE until profile deactivation on 2023-12-20.

Historical Medicare Part B clinical services included new patient outpatient office visit, established patient outpatient office visit, insertion of cage or mesh device to spine bone and disc space during spine fusion. Public procedure reimbursement records and service volume details are provided below for historical transparency.

Practice Location & Contact Primary Location

Practice Address

1901 Se 18th Ave
Suite 101

Ocala, FL 344718215

Telephone 3526223360

Fax 3526713269

Associated Practice Facility / Clinic

🏢 Associates For Urology Care Of Ocala, P.a. Facility NPI 1619080231

Specialty Benchmarks & Practice Insights

Comparative analytics for Neurological Surgery in Ocala, FL

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 19.7 Yrs

State Avg: 24.5 Yrs

Regional Practice Density

16 Specialists

Practicing in Ocala, FL (675 Statewide)

Telehealth Adoption Rate

12.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

74.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2023)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	155	155	$358.00	$166.10
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	81	73	$225.00	$126.64
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	33	29	$1054.00	$275.02
63048 Partial removal of spine bone with release of spinal cord and/or nerves	29	17	$868.00	$224.06
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	24	24	$4269.00	$849.66
63685 Insertion of spinal neurostimulator pulse generator or receiver	18	18	$1446.00	$228.44
63052 Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back	18	18	$879.00	$275.53
22633 Fusion of spine in lower back with partial removal of spine bone and disc	17	17	$7049.00	$1930.78
22840 Placement of stabilizing device to back of 1 spine bone in neck	15	15	$3090.00	$806.48
63655 Removal of spine bone for insertion of neurostimulator electrode plate in spine	14	14	$3373.00	$896.71
22614 Fusion of additional segment of spine	13	12	$1583.00	$417.24
22842 Placement of stabilizing device to back, 3-6 spine bone segments	12	12	$3086.00	$814.03

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	210	210	$358.00	$166.65
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	140	116	$225.00	$126.67
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	60	46	$1054.00	$275.56
63685 Insertion of spinal neurostimulator pulse generator or receiver	28	28	$1446.00	$255.41
22633 Fusion of spine in lower back with partial removal of spine bone and disc	28	28	$7049.00	$2000.40
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	26	26	$4269.00	$874.52
22840 Placement of stabilizing device to back of 1 spine bone in neck	23	23	$3090.00	$810.08
63048 Partial removal of spine bone with release of spinal cord and/or nerves	20	14	$868.00	$224.97
63052 Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back	19	19	$879.00	$274.86
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	18	18	$443.00	$222.36
22614 Fusion of additional segment of spine	18	14	$1583.00	$416.11
22551 Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, 1 disc	17	16	$6880.00	$1808.22
63655 Removal of spine bone for insertion of neurostimulator electrode plate in spine	17	17	$3373.00	$898.59
22842 Placement of stabilizing device to back, 3-6 spine bone segments	17	17	$3086.00	$813.85
22845 Placement of stabilizing device to front, 2-3 spine bone segments	15	15	$3041.00	$777.51
22552 Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, each additional disc	13	11	$1602.00	$424.14

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	196	196	$405.45	$169.53
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	93	85	$268.55	$130.04
99213 Established patient office or other outpatient visit, typically 15 minutes	60	52	$194.52	$91.56
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	54	40	$1392.63	$280.47
22614 Fusion of additional segment of spine	41	23	$2124.76	$424.20
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	41	41	$5831.12	$878.76
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	40	37	$115.00	$55.52
63048 Partial removal of spine bone with release of spinal cord and/or nerves	35	24	$1190.51	$216.06
63685 Insertion of spinal neurostimulator pulse generator or receiver	34	34	$1779.82	$249.60
22633 Fusion of spine in lower back with partial removal of spine bone and disc	25	25	$9735.68	$2086.92
63655 Removal of spine bone for insertion of neurostimulator electrode plate in spine	23	23	$4575.57	$918.25
22842 Placement of stabilizing device to back, 3-6 spine bone segments	19	19	$4024.11	$826.12
22840 Placement of stabilizing device to back of 1 spine bone in neck	16	16	$3783.75	$821.88
22551 Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, 1 disc	15	15	$8977.33	$1807.76
22830 Exploration of spinal fusion	11	11	$4037.00	$564.26
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	11	11	$150.00	$52.57

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	230	230	$421.42	$165.77
99213 Established patient office or other outpatient visit, typically 15 minutes	91	82	$198.71	$75.54
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	74	56	$1380.64	$278.74
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	67	67	$5576.36	$844.19
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	64	62	$296.58	$110.01
22614 Fusion of additional segment of spine	61	41	$1990.16	$434.30
63048 Partial removal of spine bone with release of spinal cord and/or nerves	42	33	$1075.83	$233.52
22633 Fusion of spine in lower back with partial removal of spine bone and disc	34	34	$10036.74	$2023.75
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	33	29	$115.00	$43.41
22842 Placement of stabilizing device to back, 3-6 spine bone segments	30	30	$3682.27	$846.91
22551 Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, 1 disc	22	22	$8665.64	$1826.21
63685 Insertion of spinal neurostimulator pulse generator or receiver	21	21	$1686.95	$228.00
22830 Exploration of spinal fusion	21	21	$4103.52	$555.82
22845 Placement of stabilizing device to front, 2-3 spine bone segments	20	20	$3848.05	$779.39
22840 Placement of stabilizing device to back of 1 spine bone in neck	20	20	$4200.00	$803.39
63655 Removal of spine bone for insertion of neurostimulator electrode plate in spine	18	18	$4461.28	$879.66
22612 Fusion of spine in lower back	17	17	$8244.47	$1780.81
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$280.00	$109.79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$359.60	$142.79
22552 Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, each additional disc	13	11	$1945.69	$440.88

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	296	296	$664.45	$164.70
63048 Partial removal of spine bone with release of spinal cord and/or nerves	122	62	$935.43	$231.19
99213 Established patient office or other outpatient visit, typically 15 minutes	80	73	$290.56	$74.32
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	74	54	$1150.00	$288.81
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	66	64	$4721.17	$761.07
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	63	60	$435.57	$108.91
22614 Fusion of additional segment of spine	50	30	$1728.36	$430.49
22842 Placement of stabilizing device to back, 3-6 spine bone segments	35	34	$3357.54	$841.46
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	32	31	$559.59	$139.85
22634 Fusion of additional segment of spine with partial removal of spine bone and disc	32	17	$2160.72	$545.93
22633 Fusion of spine in lower back with partial removal of spine bone and disc	30	30	$8053.87	$2039.39
63685 Insertion of spinal neurostimulator pulse generator or receiver	23	23	$1554.22	$191.24
63655 Removal of spine bone for insertion of neurostimulator electrode plate in spine	22	22	$3574.00	$906.17
22551 Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, 1 disc	22	22	$7485.45	$1799.54
22612 Fusion of spine in lower back	20	19	$6850.20	$1589.35
22840 Placement of stabilizing device to back of 1 spine bone in neck	20	20	$3348.60	$836.25
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	19	19	$174.37	$44.94
22845 Placement of stabilizing device to front, 2-3 spine bone segments	18	18	$3235.67	$770.92
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	15	15	$836.67	$208.87
22552 Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, each additional disc	15	11	$1768.20	$440.33
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	14	11	$294.00	$74.11
22830 Exploration of spinal fusion	13	12	$3485.62	$509.22

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	245	245	$663.00	$158.47
63048 Partial removal of spine bone with release of spinal cord and/or nerves	122	63	$929.98	$222.39
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	107	91	$174.00	$42.03
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	76	76	$4758.34	$741.63
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	52	50	$431.00	$103.41
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	51	41	$1150.00	$259.57
22614 Fusion of additional segment of spine	47	35	$1720.00	$411.01
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	37	37	$559.11	$133.85
22633 Fusion of spine in lower back with partial removal of spine bone and disc	34	33	$8026.00	$1903.15
22842 Placement of stabilizing device to back, 3-6 spine bone segments	31	31	$3350.00	$802.13
99213 Established patient office or other outpatient visit, typically 15 minutes	30	30	$293.00	$69.96
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	27	27	$836.00	$200.76
63685 Insertion of spinal neurostimulator pulse generator or receiver	23	21	$1542.39	$243.64
22612 Fusion of spine in lower back	21	21	$6832.00	$1596.87
99231 Follow-up hospital inpatient care per day, typically 15 minutes	17	13	$159.94	$38.40
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	17	15	$100.00	$51.52
63655 Removal of spine bone for insertion of neurostimulator electrode plate in spine	17	17	$3336.71	$856.01
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	15	15	$581.00	$140.14
22840 Placement of stabilizing device to back of 1 spine bone in neck	15	15	$3335.00	$798.56
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$436.00	$104.34
22845 Placement of stabilizing device to front, 2-3 spine bone segments	11	11	$3221.00	$769.98

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	215	215	$665.47	$157.05
63048 Partial removal of spine bone with release of spinal cord and/or nerves	161	63	$942.62	$212.29
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	95	86	$174.84	$40.86
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	91	55	$1150.00	$268.33
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	81	78	$4784.96	$769.53
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	70	70	$836.89	$198.63
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	54	53	$436.24	$102.39
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	51	49	$100.00	$50.98
22634 Fusion of additional segment of spine with partial removal of spine bone and disc	49	30	$2170.53	$507.18
22633 Fusion of spine in lower back with partial removal of spine bone and disc	43	43	$8058.70	$1864.24
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	41	41	$559.90	$132.68
22842 Placement of stabilizing device to back, 3-6 spine bone segments	28	26	$3359.43	$794.63
22552 Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, each additional disc	26	16	$1767.23	$405.03
99213 Established patient office or other outpatient visit, typically 15 minutes	25	21	$290.36	$69.44
22551 Fusion of upper spine bone with removal of disc and release of spinal cord or nerve, 1 disc	24	24	$7493.88	$1680.75
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	24	24	$584.33	$138.14
63685 Insertion of spinal neurostimulator pulse generator or receiver	22	22	$1554.09	$199.35
63655 Removal of spine bone for insertion of neurostimulator electrode plate in spine	20	20	$3570.25	$847.87
22614 Fusion of additional segment of spine	18	13	$1730.39	$408.12
22859 Insertion of device into gap left by removal of part of vertebra	18	13	$1488.00	$333.46
22840 Placement of stabilizing device to back of 1 spine bone in neck	18	18	$3350.11	$747.30
22325 Open treatment of broken and/or dislocated lower spine bones	15	15	$6177.00	$782.23
22845 Placement of stabilizing device to front, 2-3 spine bone segments	14	14	$3243.00	$764.08
99221 Initial hospital inpatient care per day, typically 30 minutes	12	12	$417.00	$99.06

Medical Specialties & State Licenses

Neurological Surgery Primary Specialty

NUCC Taxonomy Code: 207T00000X

State License FL ME0075326

A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.

Practice Associates & Co-Workers

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

10 Associated Practitioners

Nan Nan Hou , PA-C

Physician Assistant

NPI 1083909519

Physician Assistant (Certified)

Jared Destackelberg , PA

Physician Assistant

NPI 1104136399

Physician Assistant

Amanda Knight , RN

Nurse Practitioner - Adult Health

NPI 1114392263

Registered Nurse

Dr. Daniel Robertson , MD

Neurological Surgery

NPI 1215018510

Doctor of Medicine (M.D.)

Hakeem Yousef , PA-C

Physician Assistant

NPI 1316466246

Physician Assistant (Certified)

Christina Ager , PA

Physician Assistant

NPI 1326612433

Physician Assistant

Career & Practice History Timeline

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

7 Historical Events

⚠️

NPI Profile Deactivated December 20, 2023

Record deactivated on December 20, 2023

✅

NPI Profile Active September 09, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location September 09, 2008

Registered at 1901 SE 18TH AVE, SUITE 101, OCALA, FL 344718215 (Tel: 3526223360)

📍

Updated Business Mailing Address September 09, 2008

Registered at 1901 SE 18TH AVE, SUITE 101, OCALA, FL 344718215 (Tel: 3526223360)

👤

Provider Name / Credentials Updated September 09, 2008

Recorded as MARK OLIVER, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 09, 2008

Neurological Surgery (License #ME0075326 in FL)

🟢

Initial NPI Registration & Enumeration October 10, 2006

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: 1265520027

Entity Type:

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

Enumeration Date: October 10, 2006

Last Update: September 09, 2008

Deactivation Date: December 20, 2023

Update or Correct Profile

Mailing Address

1901 Se 18th Ave, Suite 101

Ocala, FL 344718215

Phone: 3526223360

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.