Active NPI 1336342252 Individual Practitioner Male Practitioner

Dr. Thomas Rajan Parambil , MD

Internal Medicine • Frederick, MD

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Thomas Parambil, MD is a certified Internal Medicine practicing in Frederick, MD. With approximately 22 years of clinical experience since graduating from Howard University College Of Medicine in 2004, Dr. Parambil delivers high-quality medical care to the local community at 194 THOMAS JOHNSON DR.

Dr. Parambil is affiliated with Frederick Health Medical Group Llc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include new patient outpatient office visit, hospital observation care on day of discharge, hospital observation care. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

194 Thomas Johnson Dr

Frederick, MD 217024679

Telephone 2402156310

Fax 2405667754

Associated Practice Facility / Clinic

🏢 Frederick Health Medical Group Llc Facility NPI 1821366493

Medicare Profile & Education

Medical School

Howard University College Of Medicine

Graduation Year

2004

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Frederick, MD

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

22 Yrs -5.2 yrs vs City Avg

City Avg: 27.2 Yrs

State Avg: 28.1 Yrs

Regional Practice Density

64 Specialists

Practicing in Frederick, MD (4114 Statewide)

Telehealth Adoption Rate

31.2% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

30.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Parambil (22 Years) 22 Yrs

Frederick Specialty Average (27.2 Years) 27.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2023)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$249.64	$173.99

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99217 Hospital observation care on day of discharge	88	88	$628.00	$80.48
99218 Hospital observation care typically 30 minutes	40	40	$836.00	$109.11
99226 Subsequent observation care, typically 35 minutes per day	32	22	$876.00	$112.23
99234 Hospital observation or inpatient care low severity, 40 minutes per day	17	17	$1118.00	$144.96
99220 Hospital observation care, typically 70 minutes	13	13	$1595.00	$199.31
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	12	12	$73.00	$9.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99217 Hospital observation care on day of discharge	83	80	$603.20	$81.71
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	39	16	$512.49	$80.22
99220 Hospital observation care, typically 70 minutes	31	31	$1517.84	$203.21
99218 Hospital observation care typically 30 minutes	23	22	$828.39	$110.76
99226 Subsequent observation care, typically 35 minutes per day	19	13	$864.63	$116.14

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99217 Hospital observation care on day of discharge	74	70	$570.86	$83.26
99220 Hospital observation care, typically 70 minutes	23	23	$1453.96	$203.11
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	17	16	$1709.47	$247.07
99219 Hospital observation care, typically 50 minutes	16	16	$1063.00	$154.22
99225 Subsequent observation care, typically 25 minutes per day	14	14	$572.00	$82.65
99235 Initial hospital care with same-day admission and discharge with moderate level of medical decision making, per day, if using time, at least 70 minutes	11	11	$1307.73	$191.13

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99217 Hospital observation care on day of discharge	121	114	$554.41	$80.91
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	42	39	$438.09	$77.57
99220 Hospital observation care, typically 70 minutes	36	36	$1420.00	$203.79
99225 Subsequent observation care, typically 25 minutes per day	31	29	$871.02	$80.03
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	26	25	$1365.58	$238.68
99218 Hospital observation care typically 30 minutes	25	25	$762.00	$109.50
99219 Hospital observation care, typically 50 minutes	21	20	$1037.00	$149.29
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	19	18	$717.09	$113.90
99235 Initial hospital care with same-day admission and discharge with moderate level of medical decision making, per day, if using time, at least 70 minutes	12	12	$1168.00	$185.91

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	107	57	$200.00	$77.07
99239 Hospital discharge day management, more than 30 minutes	33	33	$300.00	$114.37
99231 Follow-up hospital inpatient care per day, typically 15 minutes	25	15	$138.00	$41.54

Medical Specialties & State Licenses

CMS Verified: 2025-12-12

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MD D0076978

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

Frederick Health Medical Group Llc

194 Thomas Johnson Dr, Frederick, MD 217024679

Phone: 2402156310

Frederick Health Medical Group Llc

400 W 7th St, Frederick, MD 217014506

Phone: 2402156310

Practice Associates & Co-Workers

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

40 Associated Practitioners

Kent Perttula , NP

Nurse Practitioner

NPI 1003668138

Nurse Practitioner

Jeanette Foronda , PA

Physician Assistant

NPI 1013033778

Physician Assistant

Dr. Jennifer Cavanagh , MD

Orthopaedic Surgery

NPI 1033213376

Doctor of Medicine (M.D.)

Kadiatu Kamara-Hill , MSN, CRNP, FNP-BC, F

Nurse Practitioner - Family

NPI 1033942081

Master of Science in Nursing, Certified Registered Nurse Practitioner, Family Nurse Practitioner (Board Certified), F

Estefanny Winton , MSN, ED, FNP-C

Nurse Practitioner

NPI 1043166101

Master of Science in Nursing, ED, Family Nurse Practitioner (Certified)

Sepharot Jones Andoh-Okyere , CRNP

Nurse Practitioner - Family

NPI 1053036103

Certified Registered Nurse Practitioner

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Practice Location December 12, 2025

Registered at 194 THOMAS JOHNSON DR, FREDERICK, MD 217024679 (Tel: 2402156310)

📍

Updated Business Mailing Address December 12, 2025

Registered at 1 FREDERICK HEALTH WAY, FREDERICK, MD 217019435 (Tel: 2402156310)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 12, 2025

Internal Medicine (License #D0076978 in MD)

✅

NPI Profile Active September 06, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location September 06, 2011

Registered at 1415 TULANE AVE, NEW ORLEANS, LA 701122600 (Tel: 5049883290)

📍

Updated Business Mailing Address September 06, 2011

Registered at 1100 LIBERTY AVE APT 816, APT # 816, PITTSBURGH, PA 15222 (Tel: 2027449592)

👤

Provider Name / Credentials Updated September 06, 2011

Recorded as THOMAS PARAMBIL, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 06, 2011

Internal Medicine (License #MD430356 in PA)

🟢

Initial NPI Registration & Enumeration June 07, 2007

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: 1336342252

Entity Type:

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

Enumeration Date: June 07, 2007

Last Update: December 12, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1 Frederick Health Way

Frederick, MD 217019435

Phone: 2402156310

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.