Active NPI 1194776419 Individual Practitioner Male Practitioner

Dr. Mark Klein , MD

Specialist • Washington, DC

Professional Overview & Biography Verified Profile Summary

Dr. Mark Klein, MD is a registered healthcare professional specializing in Specialist in Washington, DC. Practice services are available at 2141 K ST NW under active NPI credentials.

Frequently performed procedures and clinical services include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, screening digital tomography of both breasts, screening mammography. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2141 K St Nw
Ste 900

Washington, DC 200371810

Telephone 2022239722

Fax 7032805098

Associated Practice Facility / Clinic

🏢 Obgyn Physicians Of Washington, Chtd. Facility NPI 1720167398

Specialty Benchmarks & Practice Insights

Comparative analytics for Specialist in Washington, DC

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 35.6 Yrs

State Avg: 35.6 Yrs

Regional Practice Density

171 Specialists

Practicing in Washington, DC (171 Statewide)

Telehealth Adoption Rate

2.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

73.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2022)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml	6,625	54	$2.00	$0.12
77063 Screening digital tomography of both breasts	228	228	$226.00	$61.28
77067 Screening mammography	228	228	$487.00	$154.51
77080 Dxa bone density measurement of hip, pelvis, spine	75	75	$273.00	$45.38
71250 Ct scan of chest without contrast	42	42	$686.00	$157.40
74177 Ct scan of abdomen and pelvis with contrast	34	34	$1719.00	$385.76
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)	33	33	$219.70	$62.17
75571 Ct scan of heart with evaluation of blood vessel calcium	22	22	$385.00	$118.47
74176 Ct scan of abdomen and pelvis without contrast	22	22	$1344.00	$216.54
77066 Diagnostic mammography of both breasts	22	22	$498.00	$193.75
77065 Diagnostic mammography of 1 breast	21	21	$475.00	$154.77
71260 Ct scan of chest with contrast	19	18	$845.00	$143.52
76536 Ultrasound of head and neck	18	18	$292.00	$139.70
76856 Complete ultrasound scan of pelvis	16	15	$336.00	$112.95
76642 Limited ultrasound scan of 1 breast	16	16	$225.00	$110.10
71271 Low dose ct scan of chest for lung cancer screening	15	15	$449.00	$166.40
76700 Ultrasound of abdomen	13	12	$315.00	$144.82

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml	9,270	74	$1.56	$0.12
77063 Screening digital tomography of both breasts	566	566	$226.00	$64.05
77067 Screening mammography	563	563	$372.70	$159.11
77080 Dxa bone density measurement of hip, pelvis, spine	86	86	$273.00	$46.22
71250 Ct scan of chest without contrast	69	69	$686.00	$164.77
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)	54	54	$222.85	$64.84
74177 Ct scan of abdomen and pelvis with contrast	50	48	$1719.00	$395.19
77066 Diagnostic mammography of both breasts	37	37	$422.51	$199.06
76700 Ultrasound of abdomen	34	34	$315.00	$148.92
75571 Ct scan of heart with evaluation of blood vessel calcium	30	30	$385.00	$128.93
76536 Ultrasound of head and neck	25	25	$292.00	$136.12
76830 Ultrasound pelvis through vagina	25	24	$250.00	$134.75
76856 Complete ultrasound scan of pelvis	25	24	$294.00	$124.70
71260 Ct scan of chest with contrast	24	23	$845.00	$160.27
74261 Diagnostic ct scan of large bowel	20	20	$800.00	$263.77
76642 Limited ultrasound scan of 1 breast	20	20	$231.50	$111.95
76770 Complete ultrasound scan behind abdominal cavity	19	19	$319.58	$137.72
77065 Diagnostic mammography of 1 breast	17	17	$358.00	$157.12
71271 Low dose ct scan of chest for lung cancer screening	16	16	$567.50	$168.48
74178 Ct scan of abdomen and pelvis before and after contrast	15	15	$1887.00	$441.72

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml	9,220	75	$1.00	$0.11
77063 Screening digital tomography of both breasts	750	750	$226.00	$63.49
77067 Screening mammography	745	745	$289.00	$161.79
71250 Ct scan of chest without contrast	98	97	$686.00	$184.08
74177 Ct scan of abdomen and pelvis with contrast	51	51	$1719.00	$376.72
74261 Diagnostic ct scan of large bowel	34	34	$800.00	$269.14
75571 Ct scan of heart with evaluation of blood vessel calcium	30	30	$385.00	$117.66
71260 Ct scan of chest with contrast	29	29	$845.00	$163.34
77080 Dxa bone density measurement of hip, pelvis, spine	26	26	$273.00	$47.20
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)	22	22	$258.00	$64.22
74176 Ct scan of abdomen and pelvis without contrast	14	14	$1344.00	$227.00
71046 X-ray of chest, 2 views	13	13	$91.00	$39.06
70486 CT scan of face	13	13	$359.00	$154.93
77066 Diagnostic mammography of both breasts	12	12	$351.00	$202.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml	8,675	71	$1.00	$0.11
77063 Screening digital tomography of both breasts	935	935	$226.00	$62.00
77067 Screening mammography	934	934	$289.00	$156.41
77080 Dxa bone density measurement of hip, pelvis, spine	146	146	$273.00	$46.62
71250 Ct scan of chest without contrast	111	111	$686.00	$177.01
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)	80	80	$258.00	$62.20
74261 Diagnostic ct scan of large bowel	60	60	$800.00	$262.01
77066 Diagnostic mammography of both breasts	55	55	$351.00	$193.42
75571 Ct scan of heart with evaluation of blood vessel calcium	50	50	$385.00	$98.30
74177 Ct scan of abdomen and pelvis with contrast	41	41	$1719.00	$354.80
71046 X-ray of chest, 2 views	41	40	$91.00	$36.96
76536 Ultrasound of head and neck	40	40	$292.00	$136.03
76830 Ultrasound pelvis through vagina	34	34	$250.00	$137.18
76700 Ultrasound of abdomen	34	33	$315.00	$136.70
76856 Complete ultrasound scan of pelvis	34	34	$261.00	$121.78
77065 Diagnostic mammography of 1 breast	32	32	$254.00	$153.57
76642 Limited ultrasound scan of 1 breast	30	30	$251.10	$106.94
74176 Ct scan of abdomen and pelvis without contrast	22	21	$1344.00	$228.89
71260 Ct scan of chest with contrast	20	20	$845.00	$168.53
77085 Bone density measurement using dedicated x-ray machine	19	19	$346.00	$64.06
76770 Complete ultrasound scan behind abdominal cavity	19	19	$286.00	$131.97
70486 CT scan of face	15	15	$359.00	$159.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml	9,675	79	$1.00	$0.12
77067 Screening mammography	887	887	$289.00	$158.83
77063 Screening digital tomography of both breasts	886	886	$226.00	$62.14
74261 Diagnostic ct scan of large bowel	83	83	$800.00	$262.62
71250 Ct scan of chest without contrast	82	80	$686.00	$181.20
77085 Bone density measurement using dedicated x-ray machine	82	82	$346.00	$65.95
77080 Dxa bone density measurement of hip, pelvis, spine	68	68	$273.00	$48.32
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)	59	58	$258.00	$63.30
74177 Ct scan of abdomen and pelvis with contrast	52	52	$1719.00	$345.15
76536 Ultrasound of head and neck	43	43	$292.00	$138.77
71046 X-ray of chest, 2 views	43	43	$91.00	$35.62
77066 Diagnostic mammography of both breasts	40	40	$351.00	$201.35
76856 Complete ultrasound scan of pelvis	39	39	$261.00	$126.69
75571 Ct scan of heart with evaluation of blood vessel calcium	37	37	$385.00	$99.70
76830 Ultrasound pelvis through vagina	35	35	$196.00	$144.81
77065 Diagnostic mammography of 1 breast	25	25	$254.00	$153.43
76642 Limited ultrasound scan of 1 breast	24	24	$273.38	$109.85
71260 Ct scan of chest with contrast	24	24	$845.00	$184.20
76770 Complete ultrasound scan behind abdominal cavity	21	21	$286.00	$127.10
76700 Ultrasound of abdomen	19	19	$315.00	$138.99
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	19	19	$368.68	$144.46
74178 Ct scan of abdomen and pelvis before and after contrast	12	12	$1887.00	$404.99
74176 Ct scan of abdomen and pelvis without contrast	12	12	$1344.00	$229.99
72110 X-ray of lower and sacral spine, minimum of 4 views	11	11	$154.00	$57.29
93880 Ultrasound of both sides of head and neck blood flow	11	11	$579.00	$243.65
70486 CT scan of face	11	11	$388.82	$158.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml	7,175	60	$1.00	$0.12
G0202 Screening mammography, bilateral (2-view study of each breast), including computer-aided detection (cad) when performed	716	716	$288.39	$156.37
77063 Screening digital tomography of both breasts	713	713	$177.45	$62.42
77085 Bone density measurement using dedicated x-ray machine	83	83	$346.00	$65.38
71250 Ct scan of chest without contrast	82	82	$686.00	$184.33
74261 Diagnostic ct scan of large bowel	71	71	$800.00	$260.53
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)	69	69	$190.87	$63.14
G0204 Diagnostic mammography, including computer-aided detection (cad) when performed; bilateral	57	57	$351.00	$195.34
77080 Dxa bone density measurement of hip, pelvis, spine	37	37	$273.00	$45.35
71020 X-ray of chest, 2 views, front and side	34	32	$91.00	$32.49
76536 Ultrasound of head and neck	33	33	$292.00	$131.18
74177 Ct scan of abdomen and pelvis with contrast	31	31	$1719.00	$343.00
75571 Ct scan of heart with evaluation of blood vessel calcium	30	30	$385.00	$98.03
76856 Complete ultrasound scan of pelvis	28	28	$261.00	$125.43
76700 Ultrasound of abdomen	28	27	$315.00	$140.03
76642 Limited ultrasound scan of 1 breast	28	27	$243.00	$103.15
G0206 Diagnostic mammography, including computer-aided detection (cad) when performed; unilateral	25	25	$254.00	$151.60
76830 Ultrasound pelvis through vagina	23	23	$196.00	$144.38
74176 Ct scan of abdomen and pelvis without contrast	16	16	$1344.00	$215.74
76770 Complete ultrasound scan behind abdominal cavity	16	16	$286.00	$133.10
70486 CT scan of face	14	14	$359.00	$154.77
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	12	12	$315.00	$130.12
71260 Ct scan of chest with contrast	11	11	$845.00	$210.22

Medical Specialties & State Licenses

Specialist Primary Specialty

NUCC Taxonomy Code: 174400000X

State License DC MD11986

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Practice Associates & Co-Workers

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

24 Associated Practitioners

Dr. Judith Maslar , MD

Specialist

NPI 1033169719

Doctor of Medicine (M.D.)

Dr. Ian Lande , MD

Specialist

NPI 1053361162

Doctor of Medicine (M.D.)

Dr. Lisa Johnson , MD

Specialist

NPI 1154372654

Doctor of Medicine (M.D.)

Dr. Julianne Greenberg , MD

Specialist

NPI 1174573158

Doctor of Medicine (M.D.)

Dr. Ingrid Ott , MD

Specialist

NPI 1174573190

Doctor of Medicine (M.D.)

Dr. Kirsten Hanson , MD

Specialist

NPI 1225088115

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 16, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location January 16, 2008

Registered at 2141 K ST NW, STE 900, WASHINGTON, DC 200371810 (Tel: 2022239722)

📍

Updated Business Mailing Address January 16, 2008

Registered at 3015 WILLIAMS DR, STE 200, FAIRFAX, VA 220314623 (Tel: 7036419133)

👤

Provider Name / Credentials Updated January 16, 2008

Recorded as MARK KLEIN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 16, 2008

Specialist (License #MD11986 in DC)

🟢

Initial NPI Registration & Enumeration May 12, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1194776419

Entity Type:

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

Enumeration Date: May 12, 2006

Last Update: January 16, 2008

Sole Proprietor: No

Update or Correct Profile

Mailing Address

3015 Williams Dr, Ste 200

Fairfax, VA 220314623

Phone: 7036419133

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.