DR. ROBERT O'BRIAN M.D.
NPI 1730140724
Internal Medicine - Rheumatology in Eldersburg, MD

Q: What is the provider's specialty?

The provider's specialty is Internal Medicine with taxonomy code 207RR0500X and a focus in Rheumatology.

Active since March 29, 2006PECOS EnrolledAccepts Medicare Assignment

94.6/100

CMS Quality Rating

6190 GEORGETOWN BLVD, SUITE 110, ELDERSBURG, MD 21784(410) 795-9700(410) 795-7500 Get Directions Write a Review

NPPES record last updated: October 6, 2020. Verified against the NPPES registry weekly; last sync: July 19, 2026.

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About Dr. Robert O'brian M.d. NPPES

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

DR. ROBERT O'BRIAN M.D. (NPI 1730140724) is an individual rheumatology provider in Eldersburg, Maryland, licensed in North Carolina (9901590) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Frederick Health Hospital, and is a graduate of George Washington University School Of Medicine (1998).

NPPES Registry Identity

NPI1730140724

Entity TypeIndividualMale

Primary Taxonomy207RR0500X

Provider Legal NameDR. ROBERT O'BRIANCredential: M.D.

Location Address6190 GEORGETOWN BLVD, SUITE 110Eldersburg, MD 21784

Mailing Address6190 Georgetown Blvd, Suite 110Eldersburg, MD 21784 · (410) 795-9700 · Fax (410) 795-7500

Phone(410) 795-9700

Fax(410) 795-7500

Sole ProprietorNo

Medical School CMSGeorge Washington University School Of MedicineGraduated 1998

Enumeration DateMarch 29, 2006

Last NPPES UpdateOctober 6, 2020

NPPES CertifiedOctober 6, 2020

✔ NPI 1730140724 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians

Taxonomy Code207RR0500X

License✔ Licensed in NC · 9901590

Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

6190 GEORGETOWN BLVD, Eldersburg, MD 21784

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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 and accepts Medicare assignment

Dr. Robert O'brian M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7719138049

PECOS Enrollment IDI20200520000079

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 12

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) J0129

Abatacept is a medication administered via injection under a doctor's supervision. It's used to treat conditions like rheumatoid arthritis by moderating the immune system. This code applies when the doctor administers the drug, not for self-administration.

7,450 services24 patients

Injection, denosumab, 1 mg J0897

Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.

2,520 services37 patients

Injection, infliximab, excludes biosimilar, 10 mg J1745

Infliximab is a medication given via injection to treat certain autoimmune conditions. It works by blocking the action of a substance in your body that causes inflammation. Each dose is based on your medical condition and response to treatment.

1,120 services17 patients

Established patient office or other outpatient visit, 30-39 minutes 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

535 services298 patients

Administration of chemotherapy into vein, 1 hour or less 96413

Chemotherapy is a treatment that uses drugs to destroy cancer cells. When administered into a vein, it's often through an IV. This procedure usually lasts 1 hour or less. You may feel a slight pinch as the needle is inserted, but it's generally painless.

110 services48 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

96 services60 patients

Aspiration and/or injection of fluid from large joint 20610

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

88 services60 patients

Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle 96401

This procedure involves giving anti-cancer drugs, which don't contain hormones, into the muscle or under the skin. These drugs help to stop the growth of cancer cells. The process is usually quick and done by a healthcare professional.

76 services43 patients

New patient office or other outpatient visit, 45-59 minutes 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

51 services51 patients

Established patient office or other outpatient visit, 20-29 minutes 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

25 services23 patients

Administration of chemotherapy into vein, each additional hour 96415

Chemotherapy is a treatment method that uses drugs to destroy cancer cells. The drugs are administered into a vein, usually in the arm. Each additional hour of chemotherapy allows for more of the medication to enter your bloodstream to fight against the cancer cells.

24 services14 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

20 services18 patients

Hospital Affiliations CMS Care Compare

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

Frederick Health Hospital

Acute Care Hospitals · Frederick, MD

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210005

Location400 West Seventh StFrederick, MD 21701 · Frederick County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21784 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.

94.6/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

89.2

Improvement Activities

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.

MS. JAMIE MARIE METEER PTA

Physical Therapy Assistant

6190 GEORGETOWN BLVD, SUITE 108
ELDERSBURG, MD 21784

Carroll County (410) 552-4235

BETTY YU-WAH WANG D.O.

Internal Medicine

6190 GEORGETOWN BLVD
ELDERSBURG, MD 21784

Carroll County (410) 552-5050

RANDI E BRAMAN D.O.

Family Medicine

6190 GEORGETOWN BLVD
ELDERSBURG, MD 21784

Carroll County (410) 552-5050

FLORIN IOAN NICULESCU M.D. PHD.

Internal Medicine (Rheumatology)

6190 GEORGETOWN BLVD, SUITE 110
ELDERSBURG, MD 21784

Carroll County (410) 795-9700

DR. CHARLES PAUL PALAMONE CHIROPRACTOR

Chiropractor

6190 GEORGETOWN BLVD, SUITE 107
ELDERSBURG, MD 21784

Carroll County (410) 795-7766

TEODORA M. NICULESCU MD

Internal Medicine (Rheumatology)

6190 GEORGETOWN BLVD, SUITE 110
ELDERSBURG, MD 21784

Carroll County (410) 795-9700

DRS. WIENER & DANIELS DPM.PA

Clinic/Center (Podiatric)

6190 GEORGETOWN BLVD
ELDERSBURG, MD 21784

Carroll County (410) 363-4343

MS. JENNIFER RENEE CARMICHAEL PT

Physical Therapist

6190 GEORGETOWN BLVD
ELDERSBURG, MD 21784

Carroll County (410) 552-4235

DR. ROBERT O'BRIAN M.D.
NPI 1730140724
Internal Medicine - Rheumatology in Eldersburg, MD

About Dr. Robert O'brian M.d. NPPES

NPPES Registry Identity

Specialties & Licenses

Medicare Participation & PECOS CMS

Medicare Enrollment Status

Areas of Expertise CMS Part B claims 12

Hospital Affiliations CMS Care Compare

Frederick Health Hospital

Physician Visit Costs CMS claims · ZIP area

Medicare Quality Performance CMS QPP · MIPS

Other Providers at the Same Location NPPES 20

Frequently Asked Questions

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