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Physician

MARK TAN, M.D.

Rheumatology

SMITHTOWN, NY, 11787
NPI: 1083770580

Contact

Rheumatology

SMITHTOWN, NY

Contact information is sourced from hospital affiliations. None on file.

Hospital Affiliations

No hospital affiliations on file. Choose a procedure to open search with this physician's NPI and billing code

No hospital affiliations found.

Common Procedures for Rheumatology

Joint ExaminationJoint Aspiration/InjectionRheumatoid Arthritis ManagementLupus ManagementGout TreatmentBone Density TestingBiologic InfusionAutoimmune Disease Evaluation

Based on specialty. Actual services may vary — contact the provider's office to confirm.

MIPS Quality Score

PY 2023
0.0/100Low
Quality
0.0
Improvement Activities
0.0

MIPS (Merit-based Incentive Payment System) scores measure quality, cost, and improvement activities. Higher is better. Learn more at qpp.cms.gov

Procedure Pricing (Medicare Data)

Based on CMS Medicare Provider Utilization data for 2023. These represent what this physician charged Medicare, not necessarily what you would pay. Compare with other physicians

ProcedureAvg ChargeMedicare AllowedMedicare PaidServices
99205
New patient office or other outpatient visit, 60-74 minutes
$365$255$197111
96413
Administration of chemotherapy into vein, 1 hour or less
$300$158$122372
20610
Aspiration and/or injection of fluid from large joint
$247$97$74314
99214
Established patient office or other outpatient visit, 30-39 minutes
$191$148$110601
20605
Aspiration and/or injection of fluid from medium joint
$182$67$5119
J7321
Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose
$150$74$59243
20552
Injection of trigger points, 1-2 muscles
$150$44$3343
99213
Established patient office or other outpatient visit, 20-29 minutes
$131$105$8054
96415
Administration of chemotherapy into vein, each additional hour
$125$33$26197
96375
Injection of additional new drug or substance into vein
$100$18$1495
96374
Injection of drug or substance into vein
$100$44$34362
96372
Injection of drug or substance under skin or into muscle
$100$16$13153
99212
Established patient office or other outpatient visit, 10-19 minutes
$81$66$49420
J0897
Injection, denosumab, 1 mg
$75$23$192,820
36415
Insertion of needle into vein for collection of blood sample
$30$8$8609
J1040
Injection, methylprednisolone acetate, 80 mg
$25$12$9547
J2001
Injection, lidocaine hcl for intravenous infusion, 10 mg
$15$0$01,079
J1885
Injection, ketorolac tromethamine, per 15 mg
$2$1$0232

Compare prices for procedures performed by Rheumatology physicians

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Physician identity data from the NPPES NPI Registry. Last synced 3/28/2026.