Active NPI 1548234271 Individual Practitioner Male Practitioner

Dr. Brian Douglas Pfeiffer , MD

Internal Medicine • Tyler, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Brian Pfeiffer, MD is a certified Internal Medicine practicing in Tyler, TX. With approximately 30 years of clinical experience since graduating from University Of Kansas School Of Med (Kc/Wich/Sal) in 1996, Dr. Pfeiffer delivers high-quality medical care to the local community at 800 E DAWSON ST.

Dr. Pfeiffer accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, subsequent hospital care with moderate levelof medical decision making, if using time, at least, hospital discharge day management, more than. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

800 E Dawson St

Tyler, TX 757012036

Telephone 9033167977

Associated Practice Facility / Clinic

🏢 Mother Frances Hospital Regional Health Care Center Facility NPI 1679578439

Medicare Profile & Education

Medical School

University Of Kansas School Of Med (Kc/wich/sal)

Graduation Year

1996

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Tyler, TX

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

30 Yrs +8.9 yrs vs City Avg

City Avg: 21.1 Yrs

State Avg: 26.2 Yrs

Regional Practice Density

148 Specialists

Practicing in Tyler, TX (9538 Statewide)

Telehealth Adoption Rate

9.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

37.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Pfeiffer (30 Years) 30 Yrs

Tyler Specialty Average (21.1 Years) 21.1 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
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	439	323	$195.00	$136.92
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	402	171	$185.00	$112.70
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	283	148	$125.00	$74.92
99239 Hospital discharge day management, more than 30 minutes	185	174	$140.00	$108.47
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	174	166	$150.00	$92.25
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	39	36	$295.00	$164.08
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	15	15	$295.00	$171.33

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	585	370	$195.00	$137.40
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	439	164	$185.00	$114.36
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	377	133	$125.00	$76.01
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	249	200	$150.00	$93.54
99239 Hospital discharge day management, more than 30 minutes	188	170	$140.00	$109.89
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	90	80	$295.00	$166.69
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	56	56	$295.00	$173.35
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	36	36	$230.00	$127.68

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	638	180	$120.00	$68.23
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	520	184	$180.00	$98.21
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	496	346	$190.00	$140.66
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	243	212	$145.00	$95.04
99239 Hospital discharge day management, more than 30 minutes	237	216	$137.00	$101.04
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	127	104	$291.00	$189.95
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	73	73	$290.00	$176.60
99225 Subsequent observation care, typically 25 minutes per day	70	38	$97.00	$67.77
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	63	63	$225.00	$130.16
99217 Hospital observation care on day of discharge	46	44	$127.00	$68.58
99220 Hospital observation care, typically 70 minutes	43	42	$270.00	$171.75

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	758	184	$120.00	$69.96
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	658	233	$180.00	$100.57
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	513	329	$190.00	$143.85
99239 Hospital discharge day management, more than 30 minutes	267	226	$137.00	$103.56
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	240	209	$145.00	$97.77
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	177	149	$291.00	$194.90
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	71	71	$290.00	$180.87
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	58	58	$225.00	$133.21
99225 Subsequent observation care, typically 25 minutes per day	35	23	$97.00	$69.96
99220 Hospital observation care, typically 70 minutes	33	32	$270.00	$177.03
99217 Hospital observation care on day of discharge	28	27	$127.00	$70.25

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	911	260	$120.00	$71.28
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	853	292	$180.00	$102.64
99239 Hospital discharge day management, more than 30 minutes	294	273	$137.00	$105.30
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	188	146	$190.00	$109.95
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	177	153	$291.00	$199.17
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	159	159	$290.00	$166.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	148	117	$145.00	$77.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	129	129	$225.00	$127.12
99217 Hospital observation care on day of discharge	29	28	$127.00	$71.41
99220 Hospital observation care, typically 70 minutes	26	25	$270.00	$181.78
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	25	21	$90.00	$67.27
99225 Subsequent observation care, typically 25 minutes per day	21	17	$97.00	$71.76
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	16	16	$90.00	$67.75

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	934	273	$120.00	$70.81
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	811	306	$180.00	$101.26
99239 Hospital discharge day management, more than 30 minutes	319	292	$137.00	$104.14
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	274	138	$90.00	$66.83
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	225	225	$290.00	$163.79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	206	189	$291.00	$196.89
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	181	181	$225.00	$125.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	69	45	$145.00	$76.72
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	59	46	$190.00	$108.11
99217 Hospital observation care on day of discharge	28	28	$127.00	$70.96
99225 Subsequent observation care, typically 25 minutes per day	27	23	$97.00	$71.15
99220 Hospital observation care, typically 70 minutes	26	26	$270.00	$180.72
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	16	16	$140.00	$74.02

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	919	244	$119.93	$70.99
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	791	239	$180.00	$101.71
99239 Hospital discharge day management, more than 30 minutes	239	211	$137.00	$104.91
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	173	151	$291.00	$197.75
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	162	162	$225.00	$125.87
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	160	160	$290.00	$164.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	83	48	$145.00	$76.56
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	58	39	$190.00	$108.21
99220 Hospital observation care, typically 70 minutes	32	31	$270.00	$181.67
99225 Subsequent observation care, typically 25 minutes per day	30	23	$97.00	$71.38
99217 Hospital observation care on day of discharge	27	27	$127.00	$71.14
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	22	22	$140.00	$74.47
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	12	12	$237.00	$133.26

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	1,360	388	$180.00	$101.20
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	1,007	267	$120.00	$70.03
99239 Hospital discharge day management, more than 30 minutes	291	246	$137.00	$103.99
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	262	228	$291.00	$196.48
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	97	58	$190.00	$107.67
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	82	82	$290.00	$163.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	65	65	$226.00	$125.56
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	45	28	$145.00	$76.17
99220 Hospital observation care, typically 70 minutes	34	33	$270.00	$180.15
99217 Hospital observation care on day of discharge	27	26	$127.00	$70.41
99225 Subsequent observation care, typically 25 minutes per day	21	18	$97.00	$70.69

Medical Specialties & State Licenses

CMS Verified: 2025-10-02

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License TX K9150

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

044061202 (TX)

Commercial Insurance / Payer ID Bcbs

8DZ515 (TX)

Practice Associates & Co-Workers

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

40 Associated Practitioners

Kirby Kile , CRNA

Anesthesiology

NPI 1003524869

Certified Registered Nurse Anesthetist

Blake Long , RN

Registered Nurse - Registered Nurse First Assistant

NPI 1003730771

Registered Nurse

Dr. David Brickey , DO

Internal Medicine

NPI 1003835620

Doctor of Osteopathic Medicine (D.O.)

Dr. James Carr , MD

Emergency Medicine

NPI 1013322619

Doctor of Medicine (M.D.)

Dr. Esmael Yimer , MD

Internal Medicine

NPI 1013413186

Doctor of Medicine (M.D.)

Dr. Saleem Zaidi , MD

Anesthesiology - Critical Care Medicine

NPI 1013947316

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 January 30, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location January 30, 2014

Registered at 800 E DAWSON ST, TYLER, TX 757012036 (Tel: 9033167977)

📍

Updated Business Mailing Address January 30, 2014

Registered at PO BOX 130309, TYLER, TX 757130309 (Tel: 9033124004)

👤

Provider Name / Credentials Updated January 30, 2014

Recorded as BRIAN PFEIFFER, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 30, 2014

Internal Medicine (License #K9150 in TX)

🟢

Initial NPI Registration & Enumeration February 17, 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: 1548234271

Entity Type:

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

Enumeration Date: February 17, 2006

Last Update: October 02, 2025

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

Po Box 130309

Tyler, TX 757130309

Phone: 9033167977

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.