Active NPI 1851688758 Individual Practitioner Male Practitioner

Dr. Nicholas Edward Gerken , MD

Orthopaedic Surgery • San Antonio, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Nicholas Gerken, MD is a certified Orthopaedic Surgery practicing in San Antonio, TX. With approximately 16 years of clinical experience since completing medical education in 2010, Dr. Gerken delivers high-quality medical care to the local community at 1139 E SONTERRA BLVD STE 401.

Dr. Gerken is affiliated with Methodist Physician Practices Pllc and accepts Medicare assignment.

Frequently performed procedures and clinical services include injection, methylprednisolone acetate, 1 mg, established patient outpatient office visit, x-ray of knee, 3 views. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1139 E Sonterra Blvd Ste 401

San Antonio, TX 782584987

Telephone 2108743359

Fax 2108743369

Medicare Profile & Education

Medical School

Other

Graduation Year

2010

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in San Antonio, TX

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

16 Yrs -7.7 yrs vs City Avg

City Avg: 23.7 Yrs

State Avg: 25.4 Yrs

Regional Practice Density

166 Specialists

Practicing in San Antonio, TX (1627 Statewide)

Telehealth Adoption Rate

9.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

68.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Gerken (16 Years) 16 Yrs

San Antonio Specialty Average (23.7 Years) 23.7 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
J1010 Injection, methylprednisolone acetate, 1 mg	8,113	64	$1.00	$0.13
99213 Established patient office or other outpatient visit, typically 15 minutes	170	122	$181.38	$86.90
73562 X-ray of knee, 3 views	162	83	$94.91	$34.17
20610 Aspiration and/or injection of fluid from large joint	131	79	$203.82	$71.38
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	129	97	$267.92	$122.67
73502 X-ray of hip, 2-3 views	123	73	$120.47	$41.86
73564 X-ray of knee, 4 or more views	79	58	$97.82	$41.78
J1030 Injection, methylprednisolone acetate, 40 mg	74	28	$9.00	$6.34
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	57	57	$397.47	$157.68
73560 X-ray of knee, 1-2 views	29	24	$88.14	$27.87
27447 Replacement of knee joint, both sides of knee	26	23	$4030.46	$1228.07
20985 Computer-assisted surgery for muscle and bone procedure	26	23	$404.23	$137.45
27130 Replacement of thigh bone and hip joint with prosthesis	25	23	$3939.36	$1227.38
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	23	23	$260.52	$106.62
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	22	21	$489.77	$164.67
0054T Computer-assisted, fluoroscopic image-guided musculoskeletal surgical navigational orthopedic operation	21	19	$727.33	$221.03
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	17	16	$125.47	$54.01
27487 Revision of thigh and lower leg bone components of total knee joint prosthesis	13	12	$4880.38	$1675.74
27430 Repair of muscle group above knee joint	12	11	$2056.75	$448.27

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J1030 Injection, methylprednisolone acetate, 40 mg	250	70	$9.00	$7.44
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	200	21	$5.00	$1.05
99213 Established patient office or other outpatient visit, typically 15 minutes	166	116	$173.70	$86.97
20610 Aspiration and/or injection of fluid from large joint	124	85	$194.00	$69.06
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	107	83	$258.00	$123.54
73502 X-ray of hip, 2-3 views	106	72	$102.42	$43.67
73562 X-ray of knee, 3 views	98	56	$85.52	$37.94
73564 X-ray of knee, 4 or more views	70	50	$81.46	$44.52
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	42	42	$400.00	$160.83
73560 X-ray of knee, 1-2 views	36	29	$78.00	$32.18
20985 Computer-assisted surgery for muscle and bone procedure	33	31	$380.00	$138.35
27447 Replacement of knee joint, both sides of knee	32	30	$3912.00	$1241.11
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	28	28	$492.00	$168.16
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	22	22	$260.00	$103.22
27130 Replacement of thigh bone and hip joint with prosthesis	17	16	$3660.00	$1241.87
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$335.00	$126.01
0054T Computer-assisted, fluoroscopic image-guided musculoskeletal surgical navigational orthopedic operation	12	11	$682.00	$218.66
73521 X-ray of both hips, 2 views	11	11	$102.00	$39.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	832	68	$5.00	$1.13
99213 Established patient office or other outpatient visit, typically 15 minutes	169	99	$174.00	$88.96
20610 Aspiration and/or injection of fluid from large joint	93	69	$194.00	$70.55
73502 X-ray of hip, 2-3 views	90	51	$106.00	$46.49
73564 X-ray of knee, 4 or more views	64	47	$88.61	$45.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	61	54	$258.00	$125.79
73560 X-ray of knee, 1-2 views	55	32	$78.00	$33.82
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	51	51	$400.00	$161.24
73562 X-ray of knee, 3 views	46	33	$84.91	$40.52
20985 Computer-assisted surgery for muscle and bone procedure	32	31	$380.00	$139.29
27447 Replacement of knee joint, both sides of knee	32	31	$3912.00	$1242.64
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	26	26	$335.00	$131.04
73552 X-ray of thigh bone, minimum 2 views	19	11	$83.00	$34.87
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	17	17	$260.00	$109.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	289	25	$5.00	$1.21
J1030 Injection, methylprednisolone acetate, 40 mg	158	48	$9.00	$5.67
99213 Established patient office or other outpatient visit, typically 15 minutes	140	88	$174.00	$87.90
20610 Aspiration and/or injection of fluid from large joint	108	68	$194.00	$68.54
73502 X-ray of hip, 2-3 views	84	45	$106.00	$45.00
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	69	52	$258.00	$125.25
73564 X-ray of knee, 4 or more views	64	46	$90.28	$44.04
73562 X-ray of knee, 3 views	62	39	$79.50	$38.71
73560 X-ray of knee, 1-2 views	47	26	$78.00	$33.32
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	44	44	$400.00	$163.39
J1040 Injection, methylprednisolone acetate, 80 mg	21	18	$21.00	$10.76
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$260.00	$109.20
20985 Computer-assisted surgery for muscle and bone procedure	20	19	$380.00	$139.67
27447 Replacement of knee joint, both sides of knee	20	19	$3912.00	$1241.82
27487 Revision of thigh and lower leg bone components of total knee joint prosthesis	12	11	$4492.00	$1606.88

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J1030 Injection, methylprednisolone acetate, 40 mg	136	33	$9.00	$6.11
99213 Established patient office or other outpatient visit, typically 15 minutes	73	50	$145.52	$72.83
20610 Aspiration and/or injection of fluid from large joint	60	42	$135.73	$61.61
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	45	34	$202.89	$106.34
73502 X-ray of hip, 2-3 views	41	25	$100.44	$42.75
73564 X-ray of knee, 4 or more views	31	24	$101.32	$42.25
J1040 Injection, methylprednisolone acetate, 80 mg	29	24	$20.17	$11.08
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	26	26	$330.58	$160.61
73562 X-ray of knee, 3 views	21	15	$84.90	$36.35
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$207.50	$103.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J1030 Injection, methylprednisolone acetate, 40 mg	170	37	$9.00	$6.24
99213 Established patient office or other outpatient visit, typically 15 minutes	113	74	$143.70	$69.77
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	50	50	$210.94	$100.79
20610 Aspiration and/or injection of fluid from large joint	39	32	$126.38	$58.98
13160 Second repair of surgical wound	15	14	$1584.00	$585.20
27447 Replacement of knee joint, both sides of knee	13	11	$2739.38	$1325.07
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$321.00	$158.52
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	12	12	$399.00	$196.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J1030 Injection, methylprednisolone acetate, 40 mg	94	22	$9.00	$6.70
99213 Established patient office or other outpatient visit, typically 15 minutes	42	30	$141.38	$69.75
20610 Aspiration and/or injection of fluid from large joint	24	22	$127.42	$59.05
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$206.24	$100.75
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$318.00	$157.99
73564 X-ray of knee, 4 or more views	17	14	$75.00	$37.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	11	$206.00	$99.54

Medical Specialties & State Licenses

CMS Verified: 2020-08-20

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License TX R4046

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Orthopaedic Surgery - Adult Reconstructive Orthopaedic Surgery

NUCC Taxonomy Code: 207XS0114X

State License TX R4046

Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, adult reconstructive orthopaedic surgeons deal with reconstructive procedures such as joint arthroplasty (i.e., hip and knee), osteotomy, arthroscopy, soft-tissue reconstruction, and a variety of other adult reconstructive surgical procedures.

Hospital & Practice Group Affiliations

Methodist Physician Practices Pllc

1139 E Sonterra Blvd, San Antonio, TX 782584987

Phone: 2108743359

Practice Associates & Co-Workers

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

8 Associated Practitioners

Dr. Jeremy Dickerson , MD

Family Medicine - Sports Medicine

NPI 1043446206

Doctor of Medicine (M.D.)

Luke Trautmann

Physician Assistant

NPI 1396210209

Dr. Mark Casillas , MD

Orthopaedic Surgery - Foot and Ankle Surgery

NPI 1598709305

Doctor of Medicine (M.D.)

Ryane Cordero , NP

Physician Assistant

NPI 1629307509

Nurse Practitioner

Erica Robuck

Physician Assistant

NPI 1679378418

Bradley Miller

Physician Assistant - Surgical

NPI 1740807197

Career & Practice History Timeline

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

15 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 18, 2022

Orthopaedic Surgery (License #R4046 in TX)

📍

Updated Practice Location August 20, 2020

Registered at 1139 E SONTERRA BLVD STE 401, SAN ANTONIO, TX 782584987 (Tel: 2108743359)

📍

Updated Business Mailing Address August 20, 2020

Registered at 1139 E SONTERRA BLVD STE 401, SAN ANTONIO, TX 782584987 (Tel: 2108743359)

📍

Updated Practice Location January 23, 2019

Registered at 10010 ROGERS XING STE 308, SAN ANTONIO, TX 782514776 (Tel: 2105985605)

✅

NPI Profile Active August 22, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location August 22, 2017

Registered at 7500 BARLITE BLVD STE 311, SAN ANTONIO, TX 782241363 (Tel: (210) 598-5605)

📍

Updated Business Mailing Address August 22, 2017

Registered at 7500 BARLITE BLVD STE 311, SAN ANTONIO, TX 782241363 (Tel: (210) 598-5605)

👤

Provider Name / Credentials Updated August 22, 2017

Recorded as NICHOLAS GERKEN, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 22, 2017

Orthopaedic Surgery (License #R4046 in TX)

✅

NPI Profile Active June 30, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location June 30, 2011

Registered at 4502 MEDICAL DR, SAN ANTONIO, TX 782294402 (Tel: 2103584000)

📍

Updated Business Mailing Address June 30, 2011

Registered at 7703 FLOYD CURL DR, SAN ANTONIO, TX 782293901

👤

Provider Name / Credentials Updated June 30, 2011

Recorded as NICHOLAS GERKEN, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 30, 2011

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration June 30, 2011

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: 1851688758

Entity Type:

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

Enumeration Date: June 30, 2011

Last Update: January 18, 2022

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1139 E Sonterra Blvd Ste 401

San Antonio, TX 782584987

Phone: 2108743359

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.