Active NPI 1912949918 Individual Practitioner Male Practitioner

Dr. John K. Grimm , DO

Internal Medicine • Harrison, OH

Professional Overview & Biography Verified Profile Summary

Dr. John Grimm, DO is a registered healthcare professional specializing in Internal Medicine in Harrison, OH. Practice services are available at 10450 NEW HAVEN RD under active NPI credentials.

Frequently performed procedures and clinical services include established patient outpatient office visit, annual wellness visit; includes a personalized prevention plan of service (pps), initial visit, administration of influenza virus vaccine. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

10450 New Haven Rd

Harrison, OH 450302780

Telephone 5139214227

Fax 5133678031

Associated Practice Facility / Clinic

🏢 Trihealth Q, Llc Facility NPI 1629083175

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Harrison, OH

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 30.0 Yrs

State Avg: 26.9 Yrs

Regional Practice Density

3 Specialists

Practicing in Harrison, OH (5516 Statewide)

Telehealth Adoption Rate

66.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

37.0% 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 (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	56	53	$134.00	$84.37
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	26	$191.00	$120.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	461	271	$134.00	$84.61
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	193	148	$191.00	$121.04
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	62	62	$276.00	$157.21
G0008 Administration of influenza virus vaccine	35	35	$47.00	$29.36
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	34	34	$131.00	$75.48
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	29	29	$215.00	$118.34
81002 Urinalysis, manual test	24	21	$7.00	$3.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	421	259	$134.00	$87.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	166	140	$191.00	$124.03
G0008 Administration of influenza virus vaccine	49	48	$47.00	$27.97
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	45	45	$131.00	$70.25
81002 Urinalysis, manual test	37	29	$7.00	$3.43
99442 Telephone medical discussion with physician, 11-20 minutes	12	11	$135.00	$87.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	409	261	$133.21	$88.59
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	249	198	$190.49	$126.50
G0008 Administration of influenza virus vaccine	53	53	$47.00	$16.19
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	47	47	$129.98	$66.31
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	20	18	$87.00	$51.09
81002 Urinalysis, manual test	20	19	$7.00	$3.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	315	207	$109.00	$72.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	232	170	$159.00	$104.82
G0008 Administration of influenza virus vaccine	67	67	$47.00	$16.07
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	65	65	$129.00	$61.00
99442 Telephone medical discussion with physician, 11-20 minutes	41	35	$109.00	$72.84
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	27	22	$87.00	$51.49
G0009 Administration of pneumococcal vaccine	23	23	$47.00	$15.97
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	23	23	$200.00	$117.49
81002 Urinalysis, manual test	21	19	$7.00	$3.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	457	264	$109.00	$70.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	283	205	$159.00	$104.40
G0008 Administration of influenza virus vaccine	80	79	$47.00	$15.75
90653 Vaccine for influenza for injection into muscle	74	74	$100.00	$58.34
G0009 Administration of pneumococcal vaccine	31	31	$47.00	$15.75
81002 Urinalysis, manual test	27	22	$7.00	$3.41
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	24	24	$198.00	$110.34
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	21	16	$87.00	$50.90
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$161.00	$104.58

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	521	278	$109.00	$70.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	235	179	$159.00	$103.62
G0008 Administration of influenza virus vaccine	61	61	$47.00	$19.30
90662 Influenza vaccine split virus, preservative free	59	59	$98.00	$52.16
G0009 Administration of pneumococcal vaccine	48	48	$47.00	$19.30
90670 Pneumococcal vaccine for injection into muscle	30	30	$385.00	$196.94
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	22	21	$87.00	$51.51
81002 Urinalysis, manual test	20	19	$7.00	$3.41
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	18	18	$198.00	$105.59
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$161.00	$104.06

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	500	289	$109.00	$70.10
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	262	186	$159.00	$103.31
G0008 Administration of influenza virus vaccine	60	60	$47.00	$23.76
G0009 Administration of pneumococcal vaccine	59	59	$47.00	$23.76
90662 Influenza vaccine split virus, preservative free	55	55	$86.00	$48.05
90670 Pneumococcal vaccine for injection into muscle	38	38	$363.00	$187.00
81002 Urinalysis, manual test	28	24	$7.00	$3.17
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	21	21	$180.00	$96.45
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	18	18	$161.00	$104.07

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License OH 34005816

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

0250437 (OH)

Practice Associates & Co-Workers

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

8 Associated Practitioners

Dr. Jane Blinzler , MD

Internal Medicine

NPI 1104822741

Doctor of Medicine (M.D.)

Lisa Lengerich , CNP

Nurse Practitioner - Family

NPI 1194319889

Certified Nurse Practitioner

Dr. Perry Wong , MD

Family Medicine

NPI 1427005784

Doctor of Medicine (M.D.)

Dr. Stephanie Broughton , MD

Family Medicine

NPI 1508811951

Doctor of Medicine (M.D.)

Christie Wetzel , CNP

Nurse Practitioner - Psychiatric/Mental Health

NPI 1689622722

Certified Nurse Practitioner

Dr. Amy Schwartz , MD

Internal Medicine

NPI 1851513014

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active November 18, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location November 18, 2011

Registered at 10450 NEW HAVEN RD, HARRISON, OH 450302780 (Tel: 5139214227)

📍

Updated Business Mailing Address November 18, 2011

Registered at 10450 NEW HAVEN ROAD, HARRISON, OH 450302780 (Tel: 5139815852)

👤

Provider Name / Credentials Updated November 18, 2011

Recorded as JOHN GRIMM, D.O.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 18, 2011

Internal Medicine (License #34005816 in OH)

🟢

Initial NPI Registration & Enumeration June 12, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Dr. John Grimm. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1912949918

Entity Type:

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

Enumeration Date: June 12, 2006

Last Update: November 18, 2011

Sole Proprietor: No

Update or Correct Profile

Mailing Address

10450 New Haven Road

Harrison, OH 450302780

Phone: 5139815852

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.