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TIMOTHY M NIESSEN MD, MPH
NPI 1730322900
Internal Medicine in Baltimore, MD

Active since April 16, 2009PECOS Enrolled
74.39/100
CMS Quality Rating
600 N WOLFE ST, NELSON 215, BALTIMORE, MD 21287(443) 287-4362(410) 502-0923 Get Directions Write a Review

NPPES record last updated: March 11, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Timothy M Niessen Md, Mph NPPES

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

TIMOTHY M NIESSEN MD, MPH (NPI 1730322900) is an individual internal medicine provider in Baltimore, Maryland, licensed in Maryland (D0074245) and active in the NPI registry since April 2009. He is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Johns Hopkins University School Of Medicine (2009).

NPPES Registry Identity

NPI1730322900
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTIMOTHY M NIESSENCredential: MD, MPH
Location Address600 N WOLFE ST, NELSON 215Baltimore, MD 21287-0001
Mailing Address600 N Wolfe St, Nelson 215Baltimore, MD 21287-0001 · (443) 287-4362 · Fax (410) 502-0923
Phone(443) 287-4362
Fax(410) 502-0923
Sole ProprietorYes
Medical School CMSJohns Hopkins University School Of MedicineGraduated 2009
Enumeration DateApril 16, 2009
Last NPPES UpdateMarch 11, 2013
✔ NPI 1730322900 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MD · D0074245
Definition
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.
600 N WOLFE ST, 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)

Timothy M Niessen Md, Mph is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2668638842
PECOS Enrollment IDI20120717000383
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

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.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
13 services13 patients

Hospital Affiliations CMS Care Compare

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

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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.39/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality64.71
Promoting Interoperability97
Improvement Activities40
Cost52.43

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

PAMELA KIMZEY DONOHUE SCD, PA-C
Physician Assistant (Medical)
600 N WOLFE ST, NELSON 2-133
BALTIMORE, MD 21287
Baltimore City (410) 955-5232
MR. CHRISTOPHER DAVID SCHRIEBER M.S., PA-C
Physician Assistant
600 N WOLFE ST, MARBURG B-186
BALTIMORE, MD 21287
Baltimore City (410) 955-8708
DR. SABRINA CHRISTINE SOPHA M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
600 N WOLFE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-3580
SANDRA KING D.H.
Dental Hygienist
600 N WOLFE ST, BLALOCK 266
BALTIMORE, MD 21287
Baltimore City (410) 955-6662
THERESA J RUDDY C.P.N.P., CRNP
Nurse Practitioner (Acute Care)
600 N WOLFE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5260
DR. SUMAN PAUL M.B.B.S, PHD
Internal Medicine (Medical Oncology)
600 N WOLFE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5000
MS. SARAH CATHERINE COLLICA
Psychiatry & Neurology (Psychiatry)
600 N WOLFE ST
BALTIMORE, MD 21287
Baltimore City (443) 287-4701
JEFF S EHRESMAN
Student in an Organized Health Care Education/Training Program
600 N WOLFE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5000

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 Timothy Niessen's NPI number?

The NPI number for Timothy Niessen is 1730322900. It was assigned to this individual provider in the NPPES registry on April 16, 2009.

Where is Timothy Niessen located?

Timothy Niessen practices at 600 N Wolfe St Nelson 215, Baltimore, MD 21287. The listed phone number is (443) 287-4362.

What is Timothy Niessen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Timothy Niessen enrolled in Medicare?

Yes. Timothy Niessen is registered in the Medicare PECOS enrollment system.

Is Timothy Niessen affiliated with any hospitals?

According to CMS data, Timothy Niessen is affiliated with Johns Hopkins Hospital, The.

When was this NPI record last updated?

The NPPES record for Timothy Niessen was last updated on March 11, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.