Active NPI 1386690170 Individual Practitioner Male Practitioner

Dr. Daniel L Mayer , DO

Internal Medicine • Fairview Park, OH

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Daniel Mayer, DO is a certified Internal Medicine practicing in Fairview Park, OH. With approximately 27 years of clinical experience since graduating from Ohio University, College Of Osteopathic Medicine in 1999, Dr. Mayer delivers high-quality medical care to the local community at 20455 LORAIN RD.

Dr. Mayer is affiliated with Fairview Hospital and accepts Medicare assignment.

Frequently performed procedures and clinical services include hospital discharge day management, more than, subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital care with straightforward or low-level medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

20455 Lorain Rd
Suite 104

Fairview Park, OH 441263494

Telephone 4403334383

Fax 4403334192

Associated Practice Facility / Clinic

🏢 Westshore Advanced Medicine Inc Facility NPI 1770544850

Medicare Profile & Education

Medical School

Ohio University, College Of Osteopathic Medicine

Graduation Year

1999

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Fairview Park, OH

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

27 Yrs -3.0 yrs vs City Avg

City Avg: 30.0 Yrs

State Avg: 26.9 Yrs

Regional Practice Density

8 Specialists

Practicing in Fairview Park, OH (5516 Statewide)

Telehealth Adoption Rate

12.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

85.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Mayer (27 Years) 27 Yrs

Fairview Park Specialty Average (30.0 Years) 30.0 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
99239 Hospital discharge day management, more than 30 minutes	51	50	$699.00	$108.25
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	40	38	$517.00	$74.88
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	28	28	$845.00	$120.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99239 Hospital discharge day management, more than 30 minutes	100	97	$242.00	$109.37
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	83	70	$193.00	$76.43
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	35	35	$766.00	$125.75
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	25	25	$1022.00	$167.28
99231 Follow-up hospital inpatient care per day, typically 15 minutes	15	14	$94.00	$48.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99217 Hospital observation care on day of discharge	82	80	$153.00	$69.06
99220 Hospital observation care, typically 70 minutes	64	62	$336.00	$173.59
99225 Subsequent observation care, typically 25 minutes per day	38	37	$175.00	$68.79
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	36	25	$175.00	$69.18
99226 Subsequent observation care, typically 35 minutes per day	19	19	$264.00	$98.20
99239 Hospital discharge day management, more than 30 minutes	12	12	$220.00	$101.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99217 Hospital observation care on day of discharge	87	85	$149.00	$70.40
99220 Hospital observation care, typically 70 minutes	78	78	$326.00	$178.36
99226 Subsequent observation care, typically 35 minutes per day	42	41	$256.00	$101.25
99225 Subsequent observation care, typically 25 minutes per day	26	26	$170.00	$70.48
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	19	16	$170.00	$70.48
99239 Hospital discharge day management, more than 30 minutes	17	17	$214.00	$99.60
99218 Hospital observation care typically 30 minutes	12	12	$140.00	$96.68
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	12	12	$213.00	$101.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99220 Hospital observation care, typically 70 minutes	67	65	$326.00	$181.38
99217 Hospital observation care on day of discharge	64	64	$149.00	$70.69
99225 Subsequent observation care, typically 25 minutes per day	34	32	$170.00	$72.22
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	25	21	$170.00	$71.78
99239 Hospital discharge day management, more than 30 minutes	25	23	$214.00	$105.80
99219 Hospital observation care, typically 50 minutes	21	21	$232.00	$133.36
99224 Subsequent observation care, typically 15 minutes per day	11	11	$96.00	$39.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99217 Hospital observation care on day of discharge	113	112	$149.00	$72.07
99219 Hospital observation care, typically 50 minutes	70	69	$232.00	$134.73
99224 Subsequent observation care, typically 15 minutes per day	26	26	$96.00	$39.42
99231 Follow-up hospital inpatient care per day, typically 15 minutes	18	16	$83.00	$39.08
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	16	$203.00	$78.04

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99217 Hospital observation care on day of discharge	115	113	$149.00	$71.28
99219 Hospital observation care, typically 50 minutes	97	97	$232.00	$133.30
99224 Subsequent observation care, typically 15 minutes per day	26	26	$96.00	$39.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	22	$203.00	$76.83
99213 Established patient office or other outpatient visit, typically 15 minutes	18	17	$139.67	$50.17
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	14	14	$313.00	$126.72

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99217 Hospital observation care on day of discharge	98	95	$149.00	$70.22
99219 Hospital observation care, typically 50 minutes	69	69	$232.00	$130.95
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	21	19	$203.00	$76.59
99224 Subsequent observation care, typically 15 minutes per day	15	14	$96.00	$39.01
99213 Established patient office or other outpatient visit, typically 15 minutes	13	13	$135.00	$49.69

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License OH 34007987

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

2411956 (OH)

Hospital & Practice Group Affiliations

Fairview Hospital

10654 Lorain Ave, Cleveland, OH 441115411

Phone: 2169411044

Fairview Hospital

18101 Lorain Ave, Cleveland, OH 441115612

Phone: 2164767000

Practice Associates & Co-Workers

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

16 Associated Practitioners

Dr. Marcello Mellino , MD

Internal Medicine - Cardiovascular Disease

NPI 1003862335

Doctor of Medicine (M.D.)

Dr. Anthony Vlastaris , MD

Internal Medicine - Cardiovascular Disease

NPI 1124074364

Doctor of Medicine (M.D.)

Sarah Everett , PA-C

Physician Assistant - Surgical

NPI 1164302766

Physician Assistant (Certified)

Jennifer Pineiro , CNP

Nurse Practitioner

NPI 1447684204

Certified Nurse Practitioner

Dr. Andrew Sakiewicz , MD

Internal Medicine - Cardiovascular Disease

NPI 1497708416

Doctor of Medicine (M.D.)

Dr. Richard Ranchoff , MD

Dermatology

NPI 1568464535

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 July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 20455 LORAIN RD, SUITE 104, FAIRVIEW PARK, OH 441263494 (Tel: 4403334383)

📍

Updated Business Mailing Address July 08, 2007

Registered at 20455 LORAIN RD, SUITE 104, FAIRVIEW PARK, OH 441263494 (Tel: 4403334383)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as DANIEL MAYER, DO

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Internal Medicine (License #34007987 in OH)

🟢

Initial NPI Registration & Enumeration May 25, 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: 1386690170

Entity Type:

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

Enumeration Date: May 25, 2006

Last Update: July 13, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

20455 Lorain Rd, Suite 104

Fairview Park, OH 441263494

Phone: 4403334383

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.