Active NPI 1104058387 Individual Practitioner Male Practitioner

James Daniel Shaffer , PA

Physician Assistant • Baltimore, MD

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

James Shaffer, PA is a certified Physician Assistant practicing in Baltimore, MD. With approximately 17 years of clinical experience since completing medical education in 2009, James Shaffer delivers high-quality medical care to the local community at 1838 GREENE TREE RD.

James Shaffer is affiliated with Lifebridge Community Gastroenterology Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, telephone medical discussion with physician. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1838 Greene Tree Rd
Suite 400

Baltimore, MD 212086391

Telephone 4106027782

Fax 4106029344

Associated Practice Facility / Clinic

🏢 Midatlantic Cardiovascular Associates Pa Facility NPI 1821084112

Medicare Profile & Education

Medical School

Other

Graduation Year

2009

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Baltimore, MD

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

17 Yrs +5.9 yrs vs City Avg

City Avg: 11.1 Yrs

State Avg: 11.8 Yrs

Regional Practice Density

1142 Specialists

Practicing in Baltimore, MD (3255 Statewide)

Telehealth Adoption Rate

8.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

61.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Shaffer (17 Years) 17 Yrs

Baltimore Specialty Average (11.1 Years) 11.1 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	122	106	$295.00	$113.25
99213 Established patient office or other outpatient visit, typically 15 minutes	17	17	$205.00	$76.82
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	13	12	$400.00	$159.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	111	86	$295.00	$112.89
99213 Established patient office or other outpatient visit, typically 15 minutes	20	20	$205.00	$79.89

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	123	98	$295.00	$116.85
99213 Established patient office or other outpatient visit, typically 15 minutes	19	19	$205.00	$82.40
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	14	12	$400.00	$165.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	108	90	$295.00	$120.32
99213 Established patient office or other outpatient visit, typically 15 minutes	69	65	$205.00	$80.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	186	153	$205.00	$68.18
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	19	19	$125.00	$33.94
99442 Telephone medical discussion with physician, 11-20 minutes	13	11	$92.31	$64.82
99441 Telephone medical discussion with physician, 5-10 minutes	13	12	$48.46	$37.85

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	517	392	$205.00	$67.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	219	173	$187.68	$66.11
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	28	24	$97.14	$40.22

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	32	30	$157.00	$65.94
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	28	26	$95.00	$39.61

Medical Specialties & State Licenses

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License MD C04032

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Hospital & Practice Group Affiliations

Lifebridge Community Gastroenterology Llc

1838 Greene Tree Rd, Pikesville, MD 212087103

Phone: 4106027782

Lifebridge Community Gastroenterology Llc

1838 Greene Tree Rd, Pikesville, MD 212087100

Phone: 4106027782

Practice Associates & Co-Workers

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

25 Associated Practitioners

Dr. Edward Zimmerman , MD

Internal Medicine - Gastroenterology

NPI 1003801424

Doctor of Medicine (M.D.)

Dr. Lester Bowser , MD

Internal Medicine - Gastroenterology

NPI 1043206873

Doctor of Medicine (M.D.)

Dr. Todd Heller , MD

Internal Medicine - Gastroenterology

NPI 1053305763

Doctor of Medicine (M.D.)

Dr. Calvin Parker , MD

Internal Medicine

NPI 1073654976

Doctor of Medicine (M.D.)

Christina Dinatale , CRNP

Nurse Practitioner - Family

NPI 1124828090

Certified Registered Nurse Practitioner

Dr. Loc Le , MD

Internal Medicine - Gastroenterology

NPI 1194710517

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 August 20, 2009

NPI status registered as active in NPPES database

📍

Updated Practice Location August 20, 2009

Registered at 1838 GREENE TREE RD, SUITE 400, BALTIMORE, MD 212086391 (Tel: 4106027782)

📍

Updated Business Mailing Address August 20, 2009

Registered at PO BOX 64589, BALTIMORE, MD 212644589 (Tel: 4106027782)

👤

Provider Name / Credentials Updated August 20, 2009

Recorded as JAMES SHAFFER, PA

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 20, 2009

Physician Assistant (License #C04032 in MD)

🟢

Initial NPI Registration & Enumeration August 20, 2009

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: 1104058387

Entity Type:

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

Enumeration Date: August 20, 2009

Last Update: August 20, 2009

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 64589

Baltimore, MD 212644589

Phone: 4106027782

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.