Active NPI 1760483192 Individual Practitioner Male Practitioner

Dr. Gary Joseph Merlino , DO

Internal Medicine • Miami Beach, FL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Gary Merlino, DO is a certified Internal Medicine practicing in Miami Beach, FL. With approximately 34 years of clinical experience since completing medical education in 1992, Dr. Merlino delivers high-quality medical care to the local community at 4308 ALTON RD STE 310.

Dr. Merlino is affiliated with Primary Care Physicians Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include insertion of needle into vein for collection of blood sample, outpatient office visit, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4308 Alton Rd Ste 310

Miami Beach, FL 331404561

Telephone 3056042888

Fax 3056042886

Associated Practice Facility / Clinic

🏢 Primary Care Physicians Group Facility NPI 1326103532

Medicare Profile & Education

Medical School

Other

Graduation Year

1992

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Miami Beach, FL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

34 Yrs +13.4 yrs vs City Avg

City Avg: 20.6 Yrs

State Avg: 26.5 Yrs

Regional Practice Density

119 Specialists

Practicing in Miami Beach, FL (10650 Statewide)

Telehealth Adoption Rate

20.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

71.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Merlino (34 Years) 34 Yrs

Miami Beach Specialty Average (20.6 Years) 20.6 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
36415 Insertion of needle into vein for collection of blood sample	61	34	$15.00	$8.65
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	38	24	$84.42	$23.85
99213 Established patient office or other outpatient visit, typically 15 minutes	34	23	$336.65	$95.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	33	24	$474.64	$134.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	231	81	$449.64	$85.01
36415 Insertion of needle into vein for collection of blood sample	59	29	$15.00	$8.40
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	41	26	$478.07	$135.26
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	34	18	$84.65	$23.98
99213 Established patient office or other outpatient visit, typically 15 minutes	23	15	$337.22	$95.88
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	19	11	$650.00	$127.84
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	19	19	$1234.26	$186.17
G0008 Administration of influenza virus vaccine	11	11	$30.00	$29.40
90662 Influenza vaccine split virus, preservative free	11	11	$309.09	$71.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	434	129	$451.00	$76.54
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	158	64	$650.00	$109.94
36415 Insertion of needle into vein for collection of blood sample	44	26	$15.00	$2.96
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	34	33	$1267.00	$213.62
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	33	21	$483.00	$136.70
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	32	18	$86.00	$24.26
99239 Hospital discharge day management, more than 30 minutes	19	19	$670.00	$111.75

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	442	134	$451.00	$78.64
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	125	64	$650.00	$113.36
99239 Hospital discharge day management, more than 30 minutes	40	39	$670.00	$116.05
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	35	35	$1267.00	$220.33
36415 Insertion of needle into vein for collection of blood sample	33	18	$15.00	$3.00
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	28	14	$84.00	$23.98
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	13	$492.00	$140.52
0013A Adm sarscov2 100mcg/0.5ml3rd	16	16	$40.00	$40.00
99220 Hospital observation care, typically 70 minutes	14	14	$1161.00	$199.61
99217 Hospital observation care on day of discharge	13	12	$453.00	$78.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	405	113	$447.98	$78.86
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	156	61	$648.38	$114.06
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	40	39	$1242.60	$222.25
36415 Insertion of needle into vein for collection of blood sample	24	12	$15.00	$2.98
99239 Hospital discharge day management, more than 30 minutes	15	15	$599.87	$115.98

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	373	141	$451.00	$78.83
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	137	72	$648.15	$112.49
99239 Hospital discharge day management, more than 30 minutes	69	66	$666.16	$114.79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	40	40	$1267.00	$215.55
36415 Insertion of needle into vein for collection of blood sample	38	18	$19.47	$2.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	29	17	$406.41	$115.80
99217 Hospital observation care on day of discharge	24	24	$438.58	$78.76
99220 Hospital observation care, typically 70 minutes	18	18	$1136.17	$200.81
99238 Hospital discharge day management, 30 minutes or less	13	13	$455.00	$78.76
99213 Established patient office or other outpatient visit, typically 15 minutes	12	11	$276.42	$79.27

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	233	95	$341.21	$77.28
99231 Follow-up hospital inpatient care per day, typically 15 minutes	132	60	$154.43	$41.43
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	44	29	$598.82	$112.28
99238 Hospital discharge day management, 30 minutes or less	43	42	$294.78	$76.42
99239 Hospital discharge day management, more than 30 minutes	35	35	$580.63	$114.35
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	32	32	$513.09	$139.97
99217 Hospital observation care on day of discharge	19	17	$325.22	$76.96
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	14	14	$1128.20	$218.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	559	174	$275.42	$73.54
99231 Follow-up hospital inpatient care per day, typically 15 minutes	295	121	$152.43	$40.57
99238 Hospital discharge day management, 30 minutes or less	130	126	$275.22	$73.50
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	70	70	$530.03	$141.51
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	40	24	$303.75	$110.17
99217 Hospital observation care on day of discharge	37	37	$278.17	$74.34
99213 Established patient office or other outpatient visit, typically 15 minutes	31	25	$201.68	$75.27
36415 Insertion of needle into vein for collection of blood sample	26	19	$11.35	$2.94
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	25	24	$780.69	$205.35
99219 Hospital observation care, typically 50 minutes	18	18	$520.03	$138.97
99239 Hospital discharge day management, more than 30 minutes	18	18	$407.15	$109.06
99221 Initial hospital inpatient care per day, typically 30 minutes	16	16	$399.20	$106.68

Medical Specialties & State Licenses

CMS Verified: 2026-07-10

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License FL OS6638

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

376114200 (FL)

Hospital & Practice Group Affiliations

Primary Care Physicians Group

4300 Alton Rd, Miami, FL 331402948

Phone: 3056742121

Practice Associates & Co-Workers

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

10 Associated Practitioners

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Internal Medicine

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Doctor of Osteopathic Medicine (D.O.)

Dr. Carlos Villalba , MD

Internal Medicine

NPI 1013941590

Doctor of Medicine (M.D.)

Dr. Patricia Castellanos Mateus , MD

Hospitalist

NPI 1205281946

Doctor of Medicine (M.D.)

Dr. Armando Camp , MD

General Acute Care Hospital

NPI 1255333993

Doctor of Medicine (M.D.)

Shiri Hus , LMFT

Marriage & Family Therapist

NPI 1598176257

Licensed Marriage and Family Therapist

Dr. Ana Torres , MD

Internal Medicine

NPI 1689692923

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

8 Historical Events

📍

Updated Practice Location July 10, 2026

Registered at 4308 ALTON RD STE 310, MIAMI BEACH, FL 331404561 (Tel: 3056042888)

📍

Updated Business Mailing Address July 10, 2026

Registered at 4308 ALTON RD STE 310, MIAMI BEACH, FL 331404561 (Tel: 3056042888)

✅

NPI Profile Active September 09, 2010

NPI status registered as active in NPPES database

📍

Updated Practice Location September 09, 2010

Registered at 4308 ALTON RD, SUITE 860, MIAMI BEACH, FL 331404556 (Tel: 3056042888)

📍

Updated Business Mailing Address September 09, 2010

Registered at 4308 ALTON ROAD, SUITE 860, MIAMI BEACH, FL 331402910 (Tel: 3056042888)

👤

Provider Name / Credentials Updated September 09, 2010

Recorded as GARY MERLINO, DO

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 09, 2010

Internal Medicine (License #OS6638 in FL)

🟢

Initial NPI Registration & Enumeration August 09, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1760483192

Entity Type:

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

Enumeration Date: August 09, 2005

Last Update: July 10, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

4308 Alton Rd Ste 310

Miami Beach, FL 331404561

Phone: 3056042888

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.