Active NPI 1881999514 Individual Practitioner Male Practitioner

Dr. Christopher Halleman , DO

Internal Medicine • Largo, FL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Christopher Halleman, DO is a certified Internal Medicine practicing in Largo, FL. With approximately 16 years of clinical experience since graduating from Philadelphia College Of Osteopathic Medicine in 2010, Dr. Halleman delivers high-quality medical care to the local community at 2025 INDIAN ROCKS RD S.

Dr. Halleman is affiliated with Hospital Medicine Services Of Fl, Llc 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, more than, initial hospital care with moderate level of 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

2025 Indian Rocks Rd S

Largo, FL 337741035

Telephone 7275867103

Associated Practice Facility / Clinic

🏢 Sun Pathology, Pa Facility NPI 1740224591

Medicare Profile & Education

Medical School

Philadelphia College Of Osteopathic Medicine

Graduation Year

2010

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Largo, FL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

16 Yrs -0.6 yrs vs City Avg

City Avg: 16.6 Yrs

State Avg: 26.5 Yrs

Regional Practice Density

99 Specialists

Practicing in Largo, FL (10650 Statewide)

Telehealth Adoption Rate

7.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

81.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Halleman (16 Years) 16 Yrs

Largo Specialty Average (16.6 Years) 16.6 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
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	233	91	$572.00	$123.47
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	104	51	$398.00	$81.87
99239 Hospital discharge day management, more than 30 minutes	94	89	$592.00	$118.31
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	78	76	$1107.00	$179.71

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	171	68	$483.58	$120.40
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	132	69	$371.18	$80.03
99239 Hospital discharge day management, more than 30 minutes	93	89	$597.03	$115.57
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	75	71	$962.33	$175.44
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	21	$751.90	$132.04
99238 Hospital discharge day management, 30 minutes or less	14	14	$436.36	$81.28

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	370	134	$383.00	$102.03
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	105	97	$797.00	$197.44
99239 Hospital discharge day management, more than 30 minutes	104	99	$610.00	$103.91
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	17	15	$280.00	$71.19
99220 Hospital observation care, typically 70 minutes	14	14	$1731.00	$179.10
99238 Hospital discharge day management, 30 minutes or less	11	11	$491.00	$71.49

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	392	140	$383.00	$102.07
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	103	100	$797.00	$201.13
99239 Hospital discharge day management, more than 30 minutes	98	96	$610.00	$106.23
99220 Hospital observation care, typically 70 minutes	20	20	$1731.00	$182.61
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	18	12	$280.00	$72.18
99236 Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes	15	15	$1952.00	$215.63
99217 Hospital observation care on day of discharge	11	11	$812.00	$72.10

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	351	144	$383.00	$105.89
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	162	90	$280.00	$72.27
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	106	100	$797.00	$204.84
99239 Hospital discharge day management, more than 30 minutes	103	101	$610.00	$107.99
99220 Hospital observation care, typically 70 minutes	26	26	$1731.00	$189.39
99217 Hospital observation care on day of discharge	19	19	$812.00	$73.57
99238 Hospital discharge day management, 30 minutes or less	18	18	$491.00	$74.14
99236 Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes	18	18	$1952.00	$223.24

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	349	145	$383.00	$104.37
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	217	122	$280.00	$72.68
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	95	89	$797.00	$203.15
99239 Hospital discharge day management, more than 30 minutes	87	86	$610.00	$106.98
99220 Hospital observation care, typically 70 minutes	30	30	$1731.00	$186.40
99238 Hospital discharge day management, 30 minutes or less	23	23	$491.00	$73.10
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	22	22	$650.00	$137.92
99217 Hospital observation care on day of discharge	18	18	$812.00	$73.05
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	12	12	$128.00	$52.52

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	249	118	$383.00	$101.16
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	168	100	$280.00	$70.37
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	127	121	$797.00	$195.73
99239 Hospital discharge day management, more than 30 minutes	99	94	$610.00	$102.19
99220 Hospital observation care, typically 70 minutes	26	24	$1731.00	$180.69
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	20	20	$650.00	$133.29
99238 Hospital discharge day management, 30 minutes or less	19	18	$491.00	$70.67
99236 Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes	16	16	$1952.00	$212.23
99217 Hospital observation care on day of discharge	15	14	$812.00	$70.67
99291 Critical care, first 30-74 minutes	14	12	$2293.00	$217.90

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	318	153	$375.53	$100.83
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	155	97	$277.79	$69.66
99239 Hospital discharge day management, more than 30 minutes	148	143	$595.70	$103.28
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	138	135	$779.38	$196.11
99220 Hospital observation care, typically 70 minutes	37	37	$1697.76	$179.57
99238 Hospital discharge day management, 30 minutes or less	24	24	$482.38	$69.82
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	24	24	$659.71	$132.81
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	17	14	$123.76	$51.24
99217 Hospital observation care on day of discharge	17	17	$795.94	$70.15
99236 Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes	13	13	$1909.08	$209.89

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License FL UO2561

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.

Hospital & Practice Group Affiliations

Hospital Medicine Services Of Fl, Llc

201 14th St Sw, Miami, FL 337703133

Phone: 7275885200

Hospital Medicine Services Of Fl, Llc

20900 Biscayne Blvd, Aventura, FL 331801407

Phone: 3056827000

Hospital Medicine Services Of Fl, Llc

340 Nw Commerce Dr, Lake City, FL 320554709

Phone: 8507199000

Practice Associates & Co-Workers

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

15 Associated Practitioners

David Jabs

Anesthesiology

NPI 1245565423

Dr. Thomas Prebish , DO

Surgery

NPI 1265848170

Doctor of Osteopathic Medicine (D.O.)

Dr. Jonathan Dunn , DO

Anesthesiology

NPI 1285999755

Doctor of Osteopathic Medicine (D.O.)

Joanna Sadowska

General Practice

NPI 1396050381

Dr. Leif Kanooth , DO

Internal Medicine

NPI 1427338136

Doctor of Osteopathic Medicine (D.O.)

Dr. Srinivas Rajendran , DO

Internal Medicine

NPI 1497050132

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active January 11, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location January 11, 2011

Registered at 2025 INDIAN ROCKS RD S, LARGO, FL 337741035 (Tel: 7275867103)

📍

Updated Business Mailing Address January 11, 2011

Registered at 2025 INDIAN ROCKS RD S, LARGO, FL 337741035

👤

Provider Name / Credentials Updated January 11, 2011

Recorded as CHRISTOPHER HALLEMAN, D.O.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 11, 2011

Internal Medicine (License #UO2561 in FL)

🟢

Initial NPI Registration & Enumeration January 11, 2011

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: 1881999514

Entity Type:

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

Enumeration Date: January 11, 2011

Last Update: January 11, 2011

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

2025 Indian Rocks Rd S

Largo, FL 337741035

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.