Active NPI 1295836674 Individual Practitioner Male Practitioner

Dr. Mark Steven Shaffer , MD

Internal Medicine • Bayside, NY

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mark Shaffer, MD is a certified Internal Medicine practicing in Bayside, NY. With approximately 50 years of clinical experience since completing medical education in 1976, Dr. Shaffer delivers high-quality medical care to the local community at 69-36A 215 STREET.

Dr. Shaffer accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, vaccine for influenza for injection into muscle, 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

69-36a 215 Street

Bayside, NY 11364

Telephone 7182798787

Fax 7182798993

Medicare Profile & Education

Medical School

Other

Graduation Year

1976

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Bayside, NY

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

50 Yrs +20.9 yrs vs City Avg

City Avg: 29.1 Yrs

State Avg: 29.4 Yrs

Regional Practice Density

34 Specialists

Practicing in Bayside, NY (12979 Statewide)

Telehealth Adoption Rate

32.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

24.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Shaffer (50 Years) 50 Yrs

Bayside Specialty Average (29.1 Years) 29.1 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
99213 Established patient office or other outpatient visit, typically 15 minutes	94	20	$140.00	$102.17
90653 Vaccine for influenza for injection into muscle	16	16	$100.00	$81.82
G0008 Administration of influenza virus vaccine	14	14	$50.00	$36.42

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	94	21	$140.00	$104.77
90662 Influenza vaccine split virus, preservative free	20	20	$100.00	$71.93
G0008 Administration of influenza virus vaccine	20	20	$50.00	$35.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	103	25	$132.62	$108.98
90662 Influenza vaccine split virus, preservative free	19	19	$80.00	$68.54

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	111	23	$100.00	$100.00
G0008 Administration of influenza virus vaccine	16	16	$51.88	$20.48
90662 Influenza vaccine split virus, preservative free	16	16	$78.13	$64.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	112	25	$100.00	$90.03
G0008 Administration of influenza virus vaccine	17	17	$50.00	$19.75
90756 Vaccine for influenza for injection into muscle	16	16	$50.00	$27.70

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	130	31	$100.00	$86.37
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	14	14	$50.00	$27.57
G0008 Administration of influenza virus vaccine	13	13	$50.00	$19.35

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	178	37	$100.00	$80.16
90756 Vaccine for influenza for injection into muscle	25	25	$50.00	$22.33
90471 Administration of 1 vaccine	19	19	$50.00	$22.71

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	228	35	$100.00	$79.33
Q2037 Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (fluvirin)	23	23	$50.00	$17.34
G0008 Administration of influenza virus vaccine	23	23	$50.00	$29.84

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License NY 136330

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

00528969 (NY)

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 69-36A 215 STREET, BAYSIDE, NY 11364 (Tel: 7182798787)

📍

Updated Business Mailing Address July 08, 2007

Registered at 69-36A 215 STREET, BAYSIDE, NY 11364 (Tel: 7182798787)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as MARK SHAFFER, MD

🎓

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

Internal Medicine (License #136330 in NY)

🟢

Initial NPI Registration & Enumeration September 26, 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: 1295836674

Entity Type:

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

Enumeration Date: September 26, 2006

Last Update: July 08, 2007

Sole Proprietor: No

Update or Correct Profile

Mailing Address

69-36a 215 Street

Bayside, NY 11364

Phone: 7182798787

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.