Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JANET YANQING MEI M.D.
NPI 1386008431
Radiology - Diagnostic Radiology in Baltimore, MD

Q: What is Janet Mei's NPI number?

The NPI number for Janet Mei is 1386008431. It was assigned to this individual provider in the NPPES registry on April 5, 2016.

Q: What is Janet Mei's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Janet Mei was last updated on July 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 47 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 05, 2016PECOS Enrolled

1150 ORLEANS STREET, CRB II 492, BALTIMORE, MD 21287(410) 955-2789(410) 614-3147 Get Directions Write a Review

NPPES record last updated: July 2, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 18, 2023, Jul 1, 2021, Jun 21, 2021 and 1 more (4 updates tracked since 2016).

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About Janet Yanqing Mei M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JANET YANQING MEI M.D. (NPI 1386008431) is an individual diagnostic radiology provider in Baltimore, Maryland, licensed in Maryland (D96482) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1386008431

Entity TypeIndividualFemale

Primary Taxonomy2085R0202X

Provider Legal NameJANET YANQING MEICredential: M.D.

Location Address1150 ORLEANS STREET, CRB II 492Baltimore, MD 21287

Mailing Address6201 Greenleigh AveMiddle River, MD 21220-2004 · (410) 933-6423

Phone(410) 955-2789

Fax(410) 614-3147

Sole ProprietorNo

Medical School CMSOtherGraduated 2015

Enumeration DateApril 5, 2016

Last NPPES UpdateJuly 2, 20264 updates tracked since enumeration

NPPES CertifiedJuly 2, 2026

✔ NPI 1386008431 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

Licenses✔ Licensed in MD · D96482✔ Licensed in TX · W6087✔ Licensed in MA · 287447✔ Licensed in DC · MD210011541

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

1150 ORLEANS STREET, Baltimore, MD 21287

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Janet Yanqing Mei M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7911248224

PECOS Enrollment IDI20230626002913, I20230814000122

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 30

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967

Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.

2,510 services31 patients

Injection, gadobutrol, 0.1 ml A9585

Gadobutrol is a contrast agent used during MRI scans to help provide clearer images. It's injected into your vein before the scan. This helps doctors to see certain areas more clearly for better diagnosis. It's generally safe with few side effects.

968 services119 patients

Ct scan head or brain without contrast 70450

A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.

728 services620 patients

Ct scan of upper spine without contrast 72125

A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.

342 services331 patients

Mri scan of brain before and after contrast 70553

An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.

138 services133 patients

Ct scan of blood vessels of head with contrast 70496

A CT scan of the head's blood vessels with contrast is a diagnostic procedure. A special dye (contrast) is injected into your body to make the blood vessels visible on the scan. This helps identify issues like blockages or abnormalities in your head's blood vessels.

108 services102 patients

Ct scan of blood vessels of neck with contrast 70498

A CT scan of the neck's blood vessels with contrast is a diagnostic procedure. It uses X-rays and a special dye to create detailed images of your neck's blood vessels. This helps doctors detect issues such as blockages or abnormalities.

103 services99 patients

Mri scan of brain before and after contrast 70553

102 services102 patients

Ct scan of face without contrast 70486

A CT scan of the face without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your face, including bones, soft tissues, and blood vessels. It's often used to diagnose diseases, injuries, or abnormalities. No contrast dye is used in this procedure.

60 services60 patients

Mri scan of brain without contrast 70551

An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.

40 services40 patients

Mri scan of upper spinal canal without contrast 72141

An MRI scan of the upper spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your upper spine. This helps doctors identify issues such as injuries, infections or diseases. No dye is used.

40 services38 patients

Ct scan head or brain without contrast 70450

33 services33 patients

Ct scan of soft tissue of neck with contrast 70491

A CT scan of the neck with contrast is a non-invasive imaging procedure. A special dye is administered to highlight the soft tissues in your neck, making them easier to see. This helps detect issues like infections, tumors, or other abnormalities.

33 services32 patients

Ct scan of lower spine without contrast 72131

A CT scan of the lower spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed images of your lower back area, helping to detect conditions like fractures, infections, or tumors. It's painless and generally quick.

30 services30 patients

Mri scan of upper spinal canal before and after contrast 72156

An MRI scan of the upper spinal canal before and after contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed images of your spine. Contrast dye is injected to enhance these images, providing clearer visuals for accurate diagnosis.

29 services29 patients

Mri scan of brain without contrast 70551

25 services25 patients

Mri scan of lower spinal canal without contrast 72148

An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.

25 services24 patients

Ct scan of face without contrast 70486

23 services23 patients

Mri scan of bone of eye socket, face, and/or neck before and after contrast 70543

An MRI scan of the eye socket, face, and/or neck uses magnetic fields to create detailed images of these areas. Contrast dye helps highlight specific tissues for clearer pictures. It's non-invasive, aids in detecting abnormalities, and guides treatment plans.

22 services21 patients

Mri scan of middle spinal canal without contrast 72146

An MRI scan of the middle spinal canal without contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed images of your spine. This helps doctors identify any abnormalities or issues in your spinal canal. No dye is used in this procedure.

22 services20 patients

Mri scan of bone of eye socket, face, and/or neck before and after contrast 70543

21 services21 patients

Mri scan of blood vessels of head without contrast 70544

An MRI scan of the head's blood vessels without contrast is a non-invasive imaging procedure. It uses a magnetic field and radio waves to create detailed images of the blood vessels in your head. This helps doctors diagnose conditions such as stroke, aneurysm, or other vascular disorders.

21 services21 patients

Mri scan of middle spinal canal before and after contrast 72157

An MRI scan of the middle spinal canal with contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your spine, both before and after a contrast dye is injected. The dye helps to highlight certain structures, providing a clearer picture for diagnosis.

20 services20 patients

Mri scan of lower spinal canal before and after contrast 72158

An MRI scan of the lower spinal canal with contrast is a non-invasive imaging procedure. It uses magnetic fields to generate detailed images of your lower spine. A contrast agent is injected to enhance these images, helping doctors see issues more clearly.

20 services20 patients

Ct scan of middle spine without contrast 72128

A CT scan of the middle spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed pictures of your mid-spine area. This scan helps doctors identify issues like fractures, tumors, or infections. No dye is used in this procedure.

18 services18 patients

Ct scan of soft tissue of neck with contrast 70491

17 services16 patients

Ct scan of middle spine with contrast 72129

A CT scan of the middle spine with contrast is a detailed imaging test. A special dye is used to highlight areas in your spine, providing clearer pictures. It helps doctors diagnose issues such as injuries, infections, or diseases in that area.

16 services16 patients

Ct scan of lower spine with contrast 72132

A CT scan of the lower spine with contrast is a non-invasive imaging test that uses X-ray technology and a contrast dye to create detailed pictures of your lower spine. It helps in diagnosing conditions like herniated discs, fractures, or tumors.

14 services14 patients

Mri scan of blood vessels of head without contrast 70544

12 services12 patients

Mri scan of upper spinal canal before and after contrast 72156

11 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Johns Hopkins Hospital, The

Acute Care Hospitals · Baltimore, MD

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210009

Location600 North Wolfe StreetBaltimore, MD 21287 · Baltimore City County

Emergency services Birthing friendly

Johns Hopkins Bayview Medical Center

Acute Care Hospitals · Baltimore, MD

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210029

Location4940 Eastern AvenueBaltimore, MD 21224 · Baltimore City County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21287 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$94.08 typical visit price

range $60.73 – $183.44

Typical copayment $23.52 (range $15.18 – $45.86)

Most-billed visit code 99203

Established Patient

$75.47 typical visit price

range $19.60 – $149.17

Typical copayment $18.86 (range $4.90 – $37.29)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Janet Mei's NPI number?

The NPI number for Janet Mei is 1386008431. It was assigned to this individual provider in the NPPES registry on April 5, 2016.

Where is Janet Mei located?

Janet Mei practices at 1150 Orleans Street Crb II 492, Baltimore, MD 21287. The listed phone number is (410) 955-2789.

What is Janet Mei's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Janet Mei enrolled in Medicare?

Yes. Janet Mei is registered in the Medicare PECOS enrollment system.

Is Janet Mei affiliated with any hospitals?

According to CMS data, Janet Mei is affiliated with Johns Hopkins Hospital, The and Johns Hopkins Bayview Medical Center.

When was this NPI record last updated?

The NPPES record for Janet Mei was last updated on July 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 47 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.