Consolidated Balance Sheets (USD $)	Mar. 31, 2013	Dec. 31, 2012
Current Assets
Cash and cash equivalents	$ 9,253,591	$ 13,737,452
Accounts receivable, net of allowance for doubtful accounts of $626,054 at March 31, 2013 and December 31, 2012	886,161	1,053,604
Inventory	1,541,574	1,113,025
Prepaids and other current assets	995,144	803,135
Total current assets	12,676,470	16,707,216
Property, plant and equipment, net	10,794,260	11,153,143
Goodwill	11,117,770	11,117,770
Intangible assets, net	14,329,525	14,480,827
Other assets	979,095	947,307
Assets, Total	49,897,120	54,406,263
Current Liabilities
Accounts payable	2,191,414	2,555,240
Accrued liabilities	1,683,066	2,284,813
Notes payable	143,404	202,558
Mortgages payable	3,395,029	3,438,475
Unearned revenues	1,815,253	1,468,341
Total current liabilities	9,228,166	9,949,427
Long-term Liabilities
Deferred income taxes	3,599,122	3,599,122
Notes payable	149,667	171,528
Derivative liabilities	90,550	101,156
Acquisition-related contingent consideration	7,550,000	7,550,000
Other long-term liabilities	275,350	214,871
Total long-term liabilities	11,664,689	11,636,677
Commitments and Contingencies
Stockholders' Equity
Preferred stock; authorized, 20,000,000 shares Series B convertible redeemable preferred stock liquidation value, 1 share of common stock, $.01 par value; 825,000 shares designated; issued and outstanding, 10,000 shares at March 31, 2013 and December 31, 2012	100	100
Common stock, $.001 par value, authorized 500,000,000 shares; issued and outstanding, 170,278,731 and 163,753,653 shares, at March 31, 2013 and December 31, 2012, respectively	170,279	163,754
Additional paid-in capital	236,113,146	231,071,236
Treasury stock, at cost	(665,600)	(665,600)
Accumulated deficit	(206,192,936)	(197,392,361)
Total NeoStem, Inc. stockholders' equity	29,424,989	33,177,129
Noncontrolling interests	(420,724)	(356,970)
Total equity	29,004,265	32,820,159
Liabilities and Equity, Total	$ 49,897,120	$ 54,406,263