Active NPI 1184630238 Individual Practitioner Male Practitioner

Dr. Keith Norman Williams , MD

Internal Medicine • Hudson, FL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Keith Williams, MD is a certified Internal Medicine practicing in Hudson, FL. With approximately 31 years of clinical experience since graduating from University Of Pittsburgh School Of Medicine in 1995, Dr. Williams delivers high-quality medical care to the local community at 18712 BELLEVISTA CT.

Dr. Williams is affiliated with Mass General Brigham Medical Group Suburban Massachusetts Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hospital discharge day management, follow-up hospital inpatient care per day. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

18712 Bellevista Ct

Hudson, FL 346675757

Telephone 6172450897

Medicare Profile & Education

Medical School

University Of Pittsburgh School Of Medicine

Graduation Year

1995

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Hudson, FL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

31 Yrs +13.9 yrs vs City Avg

City Avg: 17.1 Yrs

State Avg: 26.5 Yrs

Regional Practice Density

45 Specialists

Practicing in Hudson, FL (10650 Statewide)

Telehealth Adoption Rate

13.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

75.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Williams (31 Years) 31 Yrs

Hudson Specialty Average (17.1 Years) 17.1 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
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	414	148	$330.72	$82.08
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	259	109	$500.43	$124.05
99238 Hospital discharge day management, 30 minutes or less	115	114	$340.14	$85.46
99231 Follow-up hospital inpatient care per day, typically 15 minutes	48	13	$206.00	$51.25
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	47	47	$805.00	$180.80
99239 Hospital discharge day management, more than 30 minutes	40	40	$490.32	$120.85
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$552.43	$136.64

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	362	142	$300.94	$85.28
99238 Hospital discharge day management, 30 minutes or less	93	93	$321.61	$88.28
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	86	85	$506.78	$177.36

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	132	131	$496.00	$202.67
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	87	27	$257.00	$106.14
99220 Hospital observation care, typically 70 minutes	26	26	$447.00	$184.97
99239 Hospital discharge day management, more than 30 minutes	18	18	$266.00	$104.40

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	92	91	$423.00	$202.22
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	79	23	$218.00	$106.43
99239 Hospital discharge day management, more than 30 minutes	18	18	$226.00	$100.94
99220 Hospital observation care, typically 70 minutes	15	15	$386.00	$177.33

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	150	54	$218.00	$109.48
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	89	89	$423.00	$206.69
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	55	17	$151.00	$74.25
99239 Hospital discharge day management, more than 30 minutes	34	32	$226.00	$113.83
99220 Hospital observation care, typically 70 minutes	23	23	$386.00	$194.30

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	220	73	$216.87	$100.90
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	61	61	$419.21	$206.52
99239 Hospital discharge day management, more than 30 minutes	39	39	$225.00	$106.53
99220 Hospital observation care, typically 70 minutes	20	20	$385.00	$189.54

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	190	49	$217.00	$106.84
99239 Hospital discharge day management, more than 30 minutes	28	28	$225.00	$108.22

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MA 156802

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

3189619 (MA)

Commercial Insurance / Payer ID Blue Cross

J24414 (MA)

Commercial Insurance / Payer ID Harvard Pilgrim

HV0126 (MA)

Commercial Insurance / Payer ID Tufts

156802 (MA)

Hospital & Practice Group Affiliations

Mass General Brigham Medical Group Suburban Massachusetts Inc

2014 Washington St, Newton, MA 024621607

Phone: 6172436000

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active May 06, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location May 06, 2014

Registered at 18712 BELLEVISTA CT, HUDSON, FL 346675757 (Tel: 6172450897)

📍

Updated Business Mailing Address May 06, 2014

Registered at 18712 BELLEVISTA CT, HUDSON, FL 346675757 (Tel: 6172450897)

👤

Provider Name / Credentials Updated May 06, 2014

Recorded as KEITH WILLIAMS, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 06, 2014

Internal Medicine (License #156802 in MA)

🟢

Initial NPI Registration & Enumeration July 31, 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: 1184630238

Entity Type:

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

Enumeration Date: July 31, 2006

Last Update: May 06, 2014

Sole Proprietor: No

Update or Correct Profile

Mailing Address

18712 Bellevista Ct

Hudson, FL 346675757

Phone: 6172450897

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.