Active NPI 1699177329 Individual Practitioner Male Practitioner

Christopher Groff , PA

Physician Assistant • Dayton, OH

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Christopher Groff, PA is a certified Physician Assistant practicing in Dayton, OH. With approximately 12 years of clinical experience since completing medical education in 2014, Christopher Groff delivers high-quality medical care to the local community at 9000 N MAIN ST.

Christopher Groff maintains professional affiliations with Premier Health Specialists Inc, Uvpc Specialists, Inc. and accepts Medicare assignment.

Frequently performed procedures and clinical services include injection, triamcinolone acetonide, not otherwise specified, 10 mg, established patient outpatient office visit, aspiration and/or injection of fluid large joint using ultrasound guidance. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

9000 N Main St
Ste 227

Dayton, OH 454151180

Telephone 9378324773

Fax 9378322986

Associated Practice Facility / Clinic

🏢 Premier Heart Associates, Inc Facility NPI 1881690964

Medicare Profile & Education

Medical School

Other

Graduation Year

2014

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Dayton, OH

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

12 Yrs +3.3 yrs vs City Avg

City Avg: 8.7 Yrs

State Avg: 9.7 Yrs

Regional Practice Density

250 Specialists

Practicing in Dayton, OH (5376 Statewide)

Telehealth Adoption Rate

5.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

82.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Groff (12 Years) 12 Yrs

Dayton Specialty Average (8.7 Years) 8.7 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
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	416	41	$6.00	$0.96
99213 Established patient office or other outpatient visit, typically 15 minutes	84	72	$134.00	$70.77
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance	46	40	$261.85	$86.28
20610 Aspiration and/or injection of fluid from large joint	42	36	$190.86	$55.08
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	30	29	$190.00	$99.02
J7326 Hyaluronan or derivative, gel-one, for intra-articular injection, per dose	24	19	$1444.21	$490.13
27447 Replacement of knee joint, both sides of knee	23	22	$2500.00	$158.08
73564 X-ray of knee, 4 or more views	20	20	$149.50	$47.48
73030 X-ray of shoulder, minimum of 2 views	17	17	$126.00	$28.65
73562 X-ray of knee, 3 views	15	14	$105.20	$28.32
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$175.00	$89.39
27130 Replacement of thigh bone and hip joint with prosthesis	14	13	$2500.00	$165.55
73502 X-ray of hip, 2-3 views	13	13	$97.00	$36.80

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	192	17	$6.00	$1.06
99213 Established patient office or other outpatient visit, typically 15 minutes	47	43	$134.00	$74.08
27447 Replacement of knee joint, both sides of knee	30	28	$2500.00	$162.80
20610 Aspiration and/or injection of fluid from large joint	27	25	$216.48	$61.07
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	27	26	$190.00	$104.95
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance	24	19	$282.88	$92.27
73564 X-ray of knee, 4 or more views	21	20	$120.48	$39.18
J7326 Hyaluronan or derivative, gel-one, for intra-articular injection, per dose	21	15	$1507.00	$511.72
73502 X-ray of hip, 2-3 views	17	14	$97.00	$37.65
73562 X-ray of knee, 3 views	14	13	$116.79	$34.90
27130 Replacement of thigh bone and hip joint with prosthesis	11	11	$2500.00	$171.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	27	26	$134.00	$72.43
27447 Replacement of knee joint, both sides of knee	25	21	$2500.00	$167.18
27130 Replacement of thigh bone and hip joint with prosthesis	23	23	$2500.00	$174.06

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	44	40	$161.14	$108.13
99213 Established patient office or other outpatient visit, typically 15 minutes	35	33	$110.00	$76.10
27447 Replacement of knee joint, both sides of knee	29	28	$2586.21	$171.35
20610 Aspiration and/or injection of fluid from large joint	13	12	$167.00	$53.98
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance	11	11	$258.82	$90.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	42	40	$106.00	$60.10
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	31	28	$156.00	$88.37
27447 Replacement of knee joint, both sides of knee	23	22	$2500.00	$183.45
73560 X-ray of knee, 1-2 views	12	11	$100.75	$25.51
27130 Replacement of thigh bone and hip joint with prosthesis	11	11	$2500.00	$188.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	96	87	$106.00	$61.31
J1030 Injection, methylprednisolone acetate, 40 mg	49	23	$16.00	$6.36
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance	29	26	$264.31	$83.03
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	18	$156.00	$89.92
20610 Aspiration and/or injection of fluid from large joint	18	17	$176.28	$51.72
27447 Replacement of knee joint, both sides of knee	17	17	$2500.00	$174.62
27130 Replacement of thigh bone and hip joint with prosthesis	15	14	$2500.00	$185.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	70	65	$106.00	$58.23
27447 Replacement of knee joint, both sides of knee	14	13	$2857.14	$195.86
27447 Replacement of knee joint, both sides of knee	13	12	$2692.31	$189.83
27130 Replacement of thigh bone and hip joint with prosthesis	12	12	$2500.00	$182.98

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
27447 Replacement of knee joint, both sides of knee	35	32	$2571.43	$182.07
99213 Established patient office or other outpatient visit, typically 15 minutes	13	13	$106.00	$59.40

Medical Specialties & State Licenses

CMS Verified: 2026-04-02

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License OH 50.004101

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

0111559 (OH)

Hospital & Practice Group Affiliations

Uvpc Specialists, Inc.

3130 N Country Rd, Troy, OH 453731337

Phone: 9373353561

Premier Health Specialists Inc

9000 N Main St, Englewood, OH 454151180

Phone: 9377346784

Premier Health Specialists Inc

3130 N Count Rd, Troy, OH 453731337

Premier Health Specialists Inc

450 N Hyatt St, Tipp City, OH 453711433

Phone: 9378324773

Secondary Practice Locations

2400 Lakeview Dr Ste 210

Beavercreek, OH 454312581

Phone: 9373121661

3130 N County Road 25a Ste 116

Troy, OH 453731337

Phone: 9373353561

600 Aviator Ct Ste 210

Vandalia, OH 453779475

Phone: 9378324773

450 N Hyatt St Ste 304

Tipp City, OH 453711433

Phone: 9378324773

Practice Associates & Co-Workers

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

8 Associated Practitioners

Dr. Brian Lewis , MD

Orthopaedic Surgery

NPI 1053507731

Doctor of Medicine (M.D.)

Douglas Mccafferty , PA

Physician Assistant

NPI 1053694851

Physician Assistant

Krista Bolanger , PA

Physician Assistant - Medical

NPI 1073651337

Physician Assistant

Dr. James Klosterman , MD

Orthopaedic Surgery

NPI 1215918701

Doctor of Medicine (M.D.)

Dr. Homayoun Mesghali , MD

Orthopaedic Surgery

NPI 1275514762

Doctor of Medicine (M.D.)

Dr. John Powell , MD

Orthopaedic Surgery

NPI 1578732079

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

12 Historical Events

📍

Updated Business Mailing Address April 02, 2026

Registered at 3130 N COUNTY ROAD 25A STE 116, TROY, OH 453731337 (Tel: 9373353561)

✅

NPI Profile Active January 04, 2018

NPI status registered as active in NPPES database

📍

Updated Practice Location January 04, 2018

Registered at 9000 N MAIN ST, STE 227, DAYTON, OH 454151180 (Tel: 9378324773)

📍

Updated Business Mailing Address January 04, 2018

Registered at 9000 N MAIN ST, STE 227, DAYTON, OH 454151180 (Tel: 9378324773)

👤

Provider Name / Credentials Updated January 04, 2018

Recorded as CHRISTOPHER GROFF, PA

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 04, 2018

Physician Assistant (License #50.004101 in OH)

✅

NPI Profile Active August 10, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location August 10, 2015

Registered at 9000 N MAIN ST, STE 227, DAYTON, OH 454151180 (Tel: 9378324773)

📍

Updated Business Mailing Address August 10, 2015

Registered at 9000 N MAIN ST, STE 227, DAYTON, OH 454151180 (Tel: 9378324773)

👤

Provider Name / Credentials Updated August 10, 2015

Recorded as CHRISTOPHER GROFF, PA

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 10, 2015

Physician Assistant (License #50.004101 in OH)

🟢

Initial NPI Registration & Enumeration September 25, 2014

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: 1699177329

Entity Type:

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

Enumeration Date: September 25, 2014

Last Update: April 02, 2026

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

3130 N County Road 25a Ste 116

Troy, OH 453731337

Phone: 9373353561

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.