STEPHEN FIRSHEIN MD
NPI 1467557694
Internal Medicine - Hematology & Oncology in Hartford, CT

Q: What is Stephen Firshein's NPI number?

The NPI number for Stephen Firshein is 1467557694. It was assigned to this individual provider in the NPPES registry on September 13, 2006.

Q: What is Stephen Firshein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Q: When was this NPI record last updated?

The NPPES record for Stephen Firshein was last updated on May 27, 2015. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since September 13, 2006PECOS EnrolledAccepts Medicare Assignment

85 SEYMOUR ST, SUITE 901, HARTFORD, CT 06106(860) 246-6647(860) 640-7067 Get Directions Write a Review

NPPES record last updated: May 27, 2015. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Stephen Firshein Md NPPES

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

STEPHEN FIRSHEIN MD (NPI 1467557694) is an individual hematology & oncology provider in Hartford, Connecticut, licensed in Connecticut (018794) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Michigan Medical School (1972).

NPPES Registry Identity

NPI1467557694

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameSTEPHEN FIRSHEINCredential: MD

Location Address85 SEYMOUR ST, SUITE 901Hartford, CT 06106-5501

Mailing Address2110 Silas Deane HwyRocky Hill, CT 06067-2313 · (860) 258-3480 · Fax (860) 571-6800

Phone(860) 246-6647

Fax(860) 640-7067

Sole ProprietorNo

Medical School CMSUniversity Of Michigan Medical SchoolGraduated 1972

Enumeration DateSeptember 13, 2006

Last NPPES UpdateMay 27, 2015

✔ NPI 1467557694 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in CT · 018794

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

85 SEYMOUR ST, Hartford, CT 06106

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Other Identifiers 2

Medicaid00118794700CT

Medicare UPIND33571CT

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

Stephen Firshein Md 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 ID446331508

PECOS Enrollment IDI20100818000857

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 28

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.

Injection, ferric carboxymaltose, 1 mg J1439

Ferric carboxymaltose is an iron supplement injection. It's given when your body needs more iron than you can consume through diet, like in anemia. The injection is administered by a healthcare professional into a vein.

38,250 services32 patients

Injection, epoetin alfa, (for non-esrd use), 1000 units J0885

Epoetin alfa is a medication injected to help your body produce more red blood cells, improving energy levels and reducing tiredness. It's often used for patients with certain types of anemia. Each injection contains 1000 units of the medicine.

11,840 services33 patients

Injection, immune globulin, (gammagard liquid), non-lyophilized, (e.g., liquid), 500 mg J1569

The Gammagard Liquid injection is a type of immune globulin therapy. It's used to boost your body's immune system, helping it fight off infections. The therapy involves injecting a liquid form of proteins, collected from healthy donors, into your body. This is a 500mg dose.

11,060 services15 patients

Injection, romosozumab-aqqg, 1 mg J3111

Romosozumab-aqqg is a medication given by injection to treat osteoporosis in patients at high risk for fractures. It works by increasing bone mass and strength, reducing the risk of fractures.

7,980 services11 patients

Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units Q5106

Epoetin alfa-epbx (Retacrit) is a biosimilar injection used for non-ESRD (End-Stage Renal Disease). It helps your body make more red blood cells, increasing your energy and well-being. It's usually given under the skin or into a vein by a healthcare professional.

7,135 services35 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.

3,480 services30 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

966 services150 patients

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

790 services17 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 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.

384 services173 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.

347 services109 patients

Infusion into a vein for therapy, prevention, or diagnosis, each additional hour 96366

This procedure involves delivering medication, fluids, or nutrients directly into your vein. This is done to treat, prevent, or diagnose various conditions. Each additional hour refers to the extended time you may need to receive these substances for optimal results.

334 services21 patients

Injection, zoledronic acid, 1 mg J3489

Zoledronic acid is a medication given via injection to strengthen bones. It's often used in patients with osteoporosis or certain types of cancer. The injection helps reduce the risk of fractures and other bone complications.

147 services30 patients

Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 96367

This procedure involves injecting fluids or medication directly into your vein. It's used for treatment, prevention, or diagnosis. An additional sequential infusion may be given within an hour if needed. This helps to ensure the medicine is distributed effectively in your body.

133 services26 patients

Injection, furosemide, up to 20 mg J1940

Furosemide is a medication given via injection, often to help your body eliminate excess fluid or salt. It's typically used to treat issues like heart failure or high blood pressure. The dose mentioned, up to 20 mg, will be adjusted based on your specific needs.

132 services19 patients

Injection of additional new drug or substance into vein 96375

This procedure involves introducing a new medication or substance into your bloodstream via a vein. It's typically done using a small needle. The substance can help treat various conditions or assist in diagnostic procedures. It's generally safe and monitored by professionals.

125 services25 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

119 services27 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

113 services39 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.

107 services34 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

103 services103 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.

79 services17 patients

Injection, diphenhydramine hcl, up to 50 mg J1200

Diphenhydramine HCL injection is a medicine given to alleviate symptoms of allergies, colds, or hay fever. It can also help with motion sickness and certain symptoms of Parkinson's disease. Up to 50 mg may be administered depending on your condition.

70 services16 patients

Infusion into a vein for hydration, each additional hour 96361

This procedure involves delivering fluids directly into your vein to keep your body hydrated. It is typically done when oral hydration is insufficient. Each additional hour means more fluid is infused to ensure adequate hydration.

39 services23 patients

Drawing of blood for a medical problem 99195

Drawing blood is a simple procedure where a needle is inserted into a vein, usually in your arm, to collect a small sample. This sample helps in diagnosing any medical issues you may have. You might feel a small prick, but overall, it's a quick and safe process.

32 services14 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

28 services26 patients

Irrigation of implanted venous access drug delivery device 96523

Irrigation of an implanted venous access drug delivery device is a procedure to clean or unblock the device. This device is implanted under your skin to allow easy, frequent, and long-term access to your veins for medication delivery. The process involves flushing the device with a sterile solution to ensure it works properly.

25 services16 patients

Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420

This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.

25 services13 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 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.

19 services13 patients

Infusion, normal saline solution, 250 cc J7050

An infusion of normal saline solution, 250 cc, involves administering a sterile saltwater solution into your body through a vein, usually in your arm. This helps to replenish fluids, maintain hydration, and balance electrolytes in your body.

19 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06106 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

$183.10 typical visit price

range $60.82 – $183.10

Typical copayment $45.77 (range $15.20 – $45.77)

Most-billed visit code 99205

Established Patient

$106.68 typical visit price

range $19.76 – $149.26

Typical copayment $26.67 (range $4.94 – $37.31)

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.

Reported Quality Measures

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

92%3,036 patients4/55-star benchmark: 100%

Health Information Exchange

The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…

55%110 patients3/55-star benchmark: 96%

Medication Reconciliation

The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.

87%394 patients4/55-star benchmark: 100%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

10%1,296 patients1/55-star benchmark: 99%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

40%1,296 patients2/55-star benchmark: 100%

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…

6%1,296 patients1/55-star benchmark: 59%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

1 supplier12 claims12 services$13.64 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

1 supplier12 claims12 services$61.89 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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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.

LEIGH MAE CABRAL DMD

Dentist (General Practice)

85 SEYMOUR ST, SUITE 922
HARTFORD, CT 06106

Capitol Planning Region (860) 518-5185

DR. JOHN P. OPALACZ M.D.

Radiology (Diagnostic Radiology)

85 SEYMOUR ST, SUITE 200
HARTFORD, CT 06106

Capitol Planning Region (860) 289-3375

JAMES JOSEPH GALLAGHER JR. MD

Surgery (Vascular Surgery)

85 SEYMOUR ST, SUITE 409
HARTFORD, CT 06106

Capitol Planning Region (860) 522-4158

DR. SAMUEL K ANYATONWU MD

Internal Medicine

85 SEYMOUR ST, SUITE 1009
HARTFORD, CT 06106

Capitol Planning Region (860) 728-6674

JOHN RUSSOMANNO MD

Internal Medicine (Pulmonary Disease)

85 SEYMOUR ST, SUITE 923
HARTFORD, CT 06106

Capitol Planning Region (860) 247-1876

CONNECTICUT GI PLLC

Internal Medicine (Gastroenterology)

85 SEYMOUR ST, 1000
HARTFORD, CT 06106

Capitol Planning Region (860) 246-2571

ISABEL NIP

Student in an Organized Health Care Education/Training Program

85 SEYMOUR ST
HARTFORD, CT 06106

Capitol Planning Region (860) 972-5107

DR. PETER R BARNETT MD

Orthopaedic Surgery

85 SEYMOUR ST, SUITE 607
HARTFORD, CT 06106

Capitol Planning Region (860) 549-3210

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 Stephen Firshein's NPI number?

The NPI number for Stephen Firshein is 1467557694. It was assigned to this individual provider in the NPPES registry on September 13, 2006.

Where is Stephen Firshein located?

Stephen Firshein practices at 85 Seymour St Suite 901, Hartford, CT 06106. The listed phone number is (860) 246-6647.

What is Stephen Firshein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Stephen Firshein enrolled in Medicare?

Yes. Stephen Firshein is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Stephen Firshein was last updated on May 27, 2015. NPI Profile syncs with the weekly NPPES data releases published by CMS.